Physical Science: Physical and Chemical Changes; Electricity and Magnetism This is review for the GA Milestones test. On a piece of notebook paper, head.

Physical Science:Physical Science:Physical and Chemical Changes; Physical and Chemical Changes;

Electricity and MagnetismElectricity and Magnetism

This is review for the GA Milestones test. This is review for the GA Milestones test.

On a piece of notebook paper, head your paper with On a piece of notebook paper, head your paper with your name, homeroom and Physical Science. your name, homeroom and Physical Science.

Number your paper - 1-41. You only need to write the Number your paper - 1-41. You only need to write the letter of the correct answer on your paper. You are letter of the correct answer on your paper. You are

welcome to use your ISN or your book to answer the welcome to use your ISN or your book to answer the questions. You may work with a partner if you pick questions. You may work with a partner if you pick

your partner wisely. your partner wisely.

Good luck and turn it in to the science basket when Good luck and turn it in to the science basket when you are done. you are done.

tismtism

Question 1Question 1

Dana put a cup of orange juice in the freezer Dana put a cup of orange juice in the freezer to make it into an ice pop. This is an to make it into an ice pop. This is an example of aexample of a

A. liquid changing to a solid. A. liquid changing to a solid. B. gas changing to a liquid. B. gas changing to a liquid. C. solid changing to a liquid. C. solid changing to a liquid. D. liquid changing to a gas. D. liquid changing to a gas.

Question 2Question 2

Wanda's dad wired new lights for her playroom. Wanda's dad wired new lights for her playroom. When he thought everything was connected When he thought everything was connected correctly, he turned on the switch and nothing correctly, he turned on the switch and nothing happened. What could be the problem?happened. What could be the problem?

A. He put too many lights and switches in the A. He put too many lights and switches in the circuit. circuit. B. He needed to connect more batteries to the B. He needed to connect more batteries to the circuit circuit C. He made a mistake that caused an open C. He made a mistake that caused an open circuit. circuit. D. He should have wired the circuit in parallel. D. He should have wired the circuit in parallel.

Question 3Question 3

Which is an example of a chemical change?Which is an example of a chemical change?

A. paper tearing A. paper tearing B. paper being colored B. paper being colored C. paper burning C. paper burning D. paper getting wet D. paper getting wet

Question 4Question 4

What is the purpose of the plastic coating What is the purpose of the plastic coating usually found on electric wires?usually found on electric wires?

A. to strengthen the wires A. to strengthen the wires B. to prevent electric shocks B. to prevent electric shocks C. to make better connections C. to make better connections D. to keep the wires from getting hot D. to keep the wires from getting hot

Question 5Question 5

Which is an example of using chemicals and Which is an example of using chemicals and heat to make something?heat to make something?

A. baking a cake A. baking a cake B. making a paper airplane B. making a paper airplane C. building a doghouse C. building a doghouse D. riding a bike D. riding a bike

Question 6Question 6

A different chemical substance is formed A different chemical substance is formed whenwhen

A. a cloth is cut. A. a cloth is cut. B. a cup breaks. B. a cup breaks. C. a candle burns. C. a candle burns. D. a piece of chalk falls apart. D. a piece of chalk falls apart.

Question 7Question 7

When electricity moves through a metal When electricity moves through a metal wire, the wire iswire, the wire is

A. a conductor. A. a conductor. B. an insulator. B. an insulator. C. a generator. C. a generator. D. a multiplier. D. a multiplier.

Question 8Question 8

An example of a liquid turning into a gas isAn example of a liquid turning into a gas is

A. a chocolate candy bar melting. A. a chocolate candy bar melting. B. ice cream dripping. B. ice cream dripping. C. steam turning into ice. C. steam turning into ice. D. water boiling. D. water boiling.

Question 9Question 9

You should NEVER turn on a radio if you You should NEVER turn on a radio if you areare

A. in the dark. A. in the dark. B. outside. B. outside. C. in the bathtub. C. in the bathtub. D. alone. D. alone.

Question 10Question 10

Which object would be most likely to rust?Which object would be most likely to rust?

A. an iron nail A. an iron nail B. a plastic comb B. a plastic comb C. a glass marble C. a glass marble D. a paper cup D. a paper cup

Question 11Question 11

Which would be a good conductor of Which would be a good conductor of electricity?electricity?

A. a rubber band A. a rubber band B. a piece of paper B. a piece of paper C. a penny C. a penny D. a mirror D. a mirror

Question 12Question 12

Which is an example of current electricity?Which is an example of current electricity?

A. a balloon sticking to a wall A. a balloon sticking to a wall B. a lamp lighting a room B. a lamp lighting a room C. hair standing up as a comb passes over C. hair standing up as a comb passes over it it D. clothes sticking together after they D. clothes sticking together after they come out of the dryer come out of the dryer

Question 13Question 13

Evaporation is water changing from aEvaporation is water changing from a

A. liquid to a solid. A. liquid to a solid. B. solid to a liquid. B. solid to a liquid. C. liquid to a gas. C. liquid to a gas. D. gas to a liquid. D. gas to a liquid.

Question 14Question 14

The plastic coating around an electric cord is The plastic coating around an electric cord is used toused to

A. help the electricity move through the A. help the electricity move through the wires. wires. B. stop the electricity from shocking you. B. stop the electricity from shocking you. C. cover the wires so the cord looks pretty. C. cover the wires so the cord looks pretty.

D. use less wire so the cord costs less. D. use less wire so the cord costs less.

Question 15Question 15

If you dissolved a lot of salt in some water in If you dissolved a lot of salt in some water in a large flat dish and put the dish in bright a large flat dish and put the dish in bright sunlight on a hot day, what would be left in sunlight on a hot day, what would be left in the dish after a long time?the dish after a long time?

A. dry salt A. dry salt B. water with no salt B. water with no salt C. the same salty water as before C. the same salty water as before D. nothing D. nothing

Question 16Question 16

Which substance is made by people?Which substance is made by people?

A. wood A. wood B. oxygen B. oxygen C. copper C. copper D. plastic D. plastic

Question 17Question 17

Mark is observing a burning candle. He Mark is observing a burning candle. He notices that the candle wax makes a pool notices that the candle wax makes a pool and dribbles down the side of the candle, and dribbles down the side of the candle, where it hardens again. The candle wax where it hardens again. The candle wax has undergonehas undergone

A. a physical change. A. a physical change. B. a chemical change. B. a chemical change. C. a physical and a chemical change. C. a physical and a chemical change. D. the formation of a new substance. D. the formation of a new substance.

Question 18Question 18

Which material conducts electricity?Which material conducts electricity?

A. piece of glass A. piece of glass B. cotton T-shirt B. cotton T-shirt C. rubber ball C. rubber ball D. copper coin D. copper coin

Question 19Question 19

A chemical change occurs whenA chemical change occurs when

A. a piece of cloth is cut. A. a piece of cloth is cut. B. a candle burns. B. a candle burns. C. a cup breaks. C. a cup breaks. D. a piece of chalk falls apart. D. a piece of chalk falls apart.

Question 20Question 20

To have an electric current when using To have an electric current when using batteries, there MUST be abatteries, there MUST be a

A. complete circuit. A. complete circuit. B. switch. B. switch. C. lightbulb. C. lightbulb. D. motor. D. motor.

Question 21Question 21

David added a little baking soda to a beaker David added a little baking soda to a beaker that contained vinegar. Bubbles started that contained vinegar. Bubbles started coming from the mixture as a gas was coming from the mixture as a gas was released. The gas was evidence thatreleased. The gas was evidence that

A. the mixture was starting to boil. A. the mixture was starting to boil. B. the air in the flask contracted. B. the air in the flask contracted. C. a chemical reaction took place. C. a chemical reaction took place. D. the vinegar and baking soda expanded. D. the vinegar and baking soda expanded.

Question 22Question 22

Iron is most likely to rust when it isIron is most likely to rust when it is

A. damp. A. damp. B. dry. B. dry. C. painted. C. painted. D. covered with grease. D. covered with grease.

Question 23Question 23

Joe and Jill made a volcano using baking Joe and Jill made a volcano using baking soda and vinegar. When they put them soda and vinegar. When they put them together the volcano foamed and bubbled. together the volcano foamed and bubbled. This is an example ofThis is an example of

A. a weight change. A. a weight change. B. a chemical change. B. a chemical change. C. a physical change. C. a physical change. D. a density change. D. a density change.

Question 24Question 24

Which item would conduct electricity?Which item would conduct electricity?

A. a glass cup A. a glass cup B. a chicken feather B. a chicken feather C. a plastic straw C. a plastic straw D. a metal fork D. a metal fork

Question 25Question 25

Kim puts an ice cube in a beaker and it Kim puts an ice cube in a beaker and it melts. This is a good example of melts. This is a good example of

A. a physical change. A. a physical change. B. a chemical change. B. a chemical change. C. an experiment. C. an experiment. D. an analysis. D. an analysis.

Question 26Question 26

Use the table below to answer this question.Use the table below to answer this question.      

Mineral:Mineral: Vinegar Drop Produce Bubbles: Vinegar Drop Produce Bubbles:LimestoneLimestone yesyesSandstoneSandstone probably not probably notGraniteGranite nonoGneissGneiss nono

Vinegar is an acid that bubbles when it interacts with Vinegar is an acid that bubbles when it interacts with calcite. Which mineral contains calcite?calcite. Which mineral contains calcite?

A. limestone A. limestone B. sandstone B. sandstone C. granite C. granite D. gneiss D. gneiss

Question 27Question 27

Which is an example of a chemical change?Which is an example of a chemical change?

A. paper being burned A. paper being burned B. metal being melted B. metal being melted C. a board being cut in half C. a board being cut in half D. water being boiled D. water being boiled

Question 28Question 28

Use the list below to answer this question.Use the list below to answer this question.        · plastic· plastic        · rubber· rubber        · glass· glass        · paper· paper

Which name applies to these materials because of their Which name applies to these materials because of their electrical properties?electrical properties?A. connectors A. connectors B. regulators B. regulators C. conductors C. conductors D. insulators D. insulators

Question 29Question 29

Over time, rocks can be changed by many Over time, rocks can be changed by many natural forces. One natural force that natural forces. One natural force that would be an example of a chemical would be an example of a chemical change would bechange would be

A. sand blown against the rock. A. sand blown against the rock. B. acid rain reacting with the rock. B. acid rain reacting with the rock. C. water rushing over the rock. C. water rushing over the rock. D. freezing water in a crack breaking the D. freezing water in a crack breaking the rock. rock.

Question 30Question 30

When a magnet is placed near a compass When a magnet is placed near a compass the needle moves. When a wire carrying the needle moves. When a wire carrying electric current is placed near a compass electric current is placed near a compass the needle also moves. This provesthe needle also moves. This proves

A. magnetism creates electric current. A. magnetism creates electric current. B. electric current creates magnetism. B. electric current creates magnetism. C. all metals are magnetic. C. all metals are magnetic. D. a compass needle always points north. D. a compass needle always points north.

Question 31Question 31

What happens when a piece of wood burns?What happens when a piece of wood burns?

A. A physical change takes place. A. A physical change takes place. B. A chemical change takes place. B. A chemical change takes place. C. The wood loses its gravity. C. The wood loses its gravity. D. The wood loses its inertia. D. The wood loses its inertia.

Question 32Question 32

When water in an open pan is heated for a When water in an open pan is heated for a long time, it becomeslong time, it becomes

A. a solid. A. a solid. B. a vacuum. B. a vacuum. C. a gas. C. a gas. D. dew. D. dew.

Question 33Question 33

When materials combine to form new When materials combine to form new compounds it is a chemical change. Which compounds it is a chemical change. Which example is a chemical change?example is a chemical change?

A. baking powder fizzing A. baking powder fizzing B. water boiling B. water boiling C. ice melting C. ice melting D. sugar cube dissolving D. sugar cube dissolving

Question 34Question 34

Which of the following is an example of MELTING?Which of the following is an example of MELTING?

A. stirring some sugar in water until you cannot A. stirring some sugar in water until you cannot see the sugar see the sugar B. heating a pan of water until the water is all B. heating a pan of water until the water is all gone gone C. heating a block of ice until the ice turns to C. heating a block of ice until the ice turns to water water D. cooling water in the freezer until the water D. cooling water in the freezer until the water becomes solid becomes solid

Question 35Question 35

An electromagnet has just enough strength to pick An electromagnet has just enough strength to pick up five paper clips. Which would most likely up five paper clips. Which would most likely happen if ten more loops of wire were wrapped happen if ten more loops of wire were wrapped around the nail?around the nail?

A. Exactly two clips would fall off the nail. A. Exactly two clips would fall off the nail. B. All of the clips would fall off the nail. B. All of the clips would fall off the nail. C. The electromagnet would be able to pick up C. The electromagnet would be able to pick up more clips. more clips. D. The strength of the electromagnet would stay D. The strength of the electromagnet would stay the same. the same.

Question 36Question 36

William put a sugar cube in a cup of hot William put a sugar cube in a cup of hot water. After a period of time, what water. After a period of time, what happened to the sugar cube?happened to the sugar cube?

A. It dissolved. A. It dissolved. B. It stayed on the bottom of the cup. B. It stayed on the bottom of the cup. C. It evaporated. C. It evaporated. D. It changed color. D. It changed color.

Question 37Question 37

An example of a liquid turning into a gas isAn example of a liquid turning into a gas is

A. a chocolate bar melting. A. a chocolate bar melting. B. an ice cream cone dripping. B. an ice cream cone dripping. C. a stick of butter getting warm. C. a stick of butter getting warm. D. steam escaping from a cup of hot D. steam escaping from a cup of hot chocolate. chocolate.

Question 38Question 38

When several lightbulbs are connected in a When several lightbulbs are connected in a series circuit, what will happen if one bulb series circuit, what will happen if one bulb burns out?burns out?

A. All of the lightbulbs will go out. A. All of the lightbulbs will go out. B. The other bulbs will continue to burn. B. The other bulbs will continue to burn. C. The other bulbs will burn brighter. C. The other bulbs will burn brighter. D. There will be a short circuit. D. There will be a short circuit.

Question 39Question 39

What happens when water boils?What happens when water boils?

A. The solid water becomes a liquid. A. The solid water becomes a liquid. B. The liquid water becomes a solid. B. The liquid water becomes a solid. C. The liquid water becomes a gas. C. The liquid water becomes a gas. D. Water vapor becomes liquid water. D. Water vapor becomes liquid water.

Question 40Question 40

An example of a solid turning into a liquid isAn example of a solid turning into a liquid is

A. water vapor turning into water. A. water vapor turning into water. B. water turning into water vapor. B. water turning into water vapor. C. water freezing into ice. C. water freezing into ice. D. ice melting into water. D. ice melting into water.

Question 41Question 41

Which term refers to the flow of electrical Which term refers to the flow of electrical charges?charges?

A. conductance A. conductance B. resistance B. resistance C. current C. current D. energy D. energy