Warm ups

Warm ups

1/8/14

• Label each piece of safety equipment and explain what it is used for.

1/9/14

• Label each safety symbol

1/10/14

• Label each safety symbol

1/13/14

• Label each safety symbol

1/14/14

• How do you properly carry a microscope?• What is the proper procedure to clean broken

glass?• What 2 pieces of safety equipment are used to

put out fires in the lab?• What is the correct way to inhale fumes in the

lab?

1/15/14

• What is the building block of all matter?• What are the 3 subatomic particles?• What are their charges?

1/16/14

D

1/17/14

• ______Bohr Model

• ______Cloud Model

• ______Universal Model

A

B

C

1/21/14

• How many electrons fit on each of the 3 first levels?– 1.– 2.– 3.

• What is the mass of a proton and a neutron?

1/22/14

A

B

C

D

1/23/14

• What does the atomic number mean?• What does the atomic mass mean?

1/24/14

• Draw a bohr model of Carbon• Draw a bohr model of hydrogen

1/27/14

• Draw a bohr model of nitrogen• Draw a bohr model of oxygen

1/28/14

• If an element has 12 electrons and its atomic mass is 25, how many neutrons and protons does it have, and what is its atomic number?

• If an element has 20 neutrons and 11 electrons, what is its atomic mass and atomic number, and how many protons does it have?

1/29/2014

• What is the periodic table arranged by?• What increases as you move from left to right

across the periodic table?

1/30/2014

• Which direction do periods run on the periodic table?

• Which direction do groups run on the periodic table?

1/31/2014

• What do elements of the same group have in common?

• What do elements of the same period have in common?

• Which group is the most stable, and which is the most unstable.

2/3/2014

• What part of an atom determines an atoms electronegativity (its charge)?

• What is the main reason atoms want to bond with each other?

• How many valence electrons does each group have, groups:1,2, 13, 14, 15, 16, 17, 18.

2/4/2014

• LABEL EACH PART OF THE PERIODIC TABLE

AB C

D E

2/5/2014

• Who is considered the father of the periodic table?

• What is the purpose of the zig-zag line on the periodic table?

2/6/2014

• Name the element?– 2 valence electrons and 4 energy levels– 5 valence electrons and 2 energy levels– 8 valence electrons and 6 energy levels

2/7/2014

• Name the atoms?

2/10/2014

• Name the atoms

2/11/2014

• Find the misfit?– He, Ne, Ar, Kr, F, Xe, Rn– Li, C, N, F, Br, Be, B, F– Be, Mg, Ca, Ba, K, Sr, Ra

2/12/2014

• City Girls Love Their Phones• What do the first letters stand for when

determining if a chemical reaction has occurred?

2/12/2014

• How many molecules of water are present?• How many atoms of hydrogen are there?• How many atoms of Oxygen are there?

2/13/2014

• 4NaCl• How many molecules are there?• How many atoms of Sodium?• How many atoms of Chloride?

2/17/2014

• What is the entire equation below called?• What is the left side of the equation called?• What is the right side of the equation called?

2/18/2014

• What is the 6 in front of carbon dioxide known as?

• What is the 2 behind carbon dioxide known as?

• What does the arrow stand for?

2/19/2014

• _____ H2 + _____ O2 _____ H2O• Balance

2/20/2014

• _____ S8 + _____ O2 _____ SO3• Balance

2/21/2014

• _____ Zn + _____ HCl _____ ZnCl2 + _____ H2• Balance

2/24/2014If all the reactants in a chemical reaction are completely used, which of the following statements accurately describes the relationship between the reactants and the products?

• F The products must have a different physical state than the reactants.• G The total mass of the reactants must equal the total mass of the

products.• H The reactants must contain more complex molecules than the products

do.• J The density of the reactants must equal the density of the products.

• What law do we need to know to answer the above question?

2/27/2014

• _____ Fe + _____ O2 _____ Fe2O3

3/3/2014

• _____ K + _____ Br2 _____ KBr

3/4/2014

• _____ P4 + _____ O2 _____ P2O5

3/5/2013

• _____ C7H6O2 + _____ O2 _____ CO2 + _____ H2O

3-17-14

• ________ is a distance traveled over time• ________ is a distance traveled over time in a

direction• ________ is a change in velocity or direction

3-18-14

• Write down the equations for:– Speed– Velocity– Acceleration

3-19-14

• What is the average velocity for each of the 3 sections of this graph (A-B), (B-C), (C-D)?

• Did this object ever accelerate?

3-20-14

• What is the average velocity of the below graph?

• Did this object ever accelerate?

3-21-14

• If a car travels 400m in 20 seconds how fast is it going?

• How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1 m/s?

• How far can your little brother get if he can travel at 2.5 m/s and in 5 seconds you will discover that his squirt gun has run out of paint?

3/24

• What force pulls objects to the center of the earth?

• If person on the left is pushing with 10N of force and person on right is pushing with 3N of force which direction and what force will the box move?

3/25

• What is the equation for Force?• What is the equation for Mass?• What is the equation for Acceleration• Fill in with F, M, A

3/26

• What are Newton’s 3 laws of motion?– 1.

– 2.

– 3.

– What is the force of gravity?

3/27

• How much force is needed to accelerate a 66 kg skier at 2 m/sec2?

• What is the force on a 1000 kg elevator that is falling freely at 9.8 m/sec2?

3/28

• What is the acceleration of a 50 kg object pushed with a force of 500 newtons?

• A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?

3/31

• What causes our day and night?• What causes our seasons?• What is the tilt of the earth (how many

degrees)?

4/1

• Which direction does the earth revolve around the sun?

• Name the eclipses?

4/3

• Label the phases

1

8

7

6

5

4

3 2

4/4• What causes earth’s tides?• Label the tides

A B

4/5

• What is a light year?• What does a light year measure?• What is the agreed upon theory for the origin

of the universe?• What do scientists believe the universe is

doing?

4/2

• What is luminosity?• What is absolute magnitude?• What is a star?• Where are stars born?

4/3• What is the this diagram called?• Once a star becomes aMain Sequence star willIt always remain in that Area of the chart?• How are stars plottedon this diagram?

4/4• Label the galaxies?

• What type of galaxy is the Milky Way?• Where in our galaxy is our sun?

4/14• What do we call the diagram below?

• What do scientists use this diagram to determine when looking at objects in space?

• What is blue shift?• What is red shift?

4/8

• The theory of _____________ explains why the continents have shifted around?

• What is the name of the supercontinent that existed 300 million years ago?

• What evidence do scientists have to explain continental drift?

4/9

• Label the following plate boundaries?• Which plate boundary is responsible for the ring of fire?• Which plate boundary isresponsible for ocean ridges?• Which plate boundary is responsible for fault lines?

4/10

• What is the ring of fire?• What ocean does the ring of fire encircle?• What is Hawaii created from?

4/11

• What type of map is below?

What is occurring here?

Which direction is it running?

4/12

• Which side of the hill is the steepest?• What do we call each of these lines?• What is this hill’s Contour line interval?

1040

1060

1020

1000

980

4/15

• What is a herbivore• What is a carnivore• What is an omnivore

4/16

• What is a producer• What is a consumer

4/17

• Fill in the below energy pyramid

4/18

• What is an artificial reef• What type of organisms inhabit an artificial

reef first`

4/19

• Create a sample food web• In a food web the arrow point towards the

_______________________?