Knowledge Bowl Round 1. D Equus ferus caballus White.

Knowledge Bowl Round 1

D

Equus ferus caballus

White

What is represented by number 1?

Nitrogen

Silver Chloride + Sodium Nitrate

What color does an acid turn litmus paper?Red

A triple beam balance is used to determine the _________________ of an object.

Mass

71 grams

What does the law of conservation of mass state?

Matter cannot be created nor destroyed

Salt forming from the mixing of two liquids is what type of change?

Chemical Change

What is the most abundant gas in the atmosphere?

Nitrogen

3 grams/cubic centimenter

3

Which molecular arrangement best represents a liquid?

2

Battery/Power Source

Class Chondrichthyes

Hernando ran an electric current through a beaker of distilled water and separated the water into the gases H2 and O2.What type of change did he produce?Chemical Change

O, Na, and H are examples of?

Elements

What do a rabbit, car, and tree have in common?

All are made of atoms

Glucose and Oxygen

What is the pH of an Acid?0-7

Kr

What can be done to make this electromagnet stronger?

Increase the number of coils

What tool is used to measure weight in Newtons?

Spring Scale

What keeps the moon in orbit around the Earth?

Gravity

What is assistive bioengineering?

Bioengineering that helps an organism

What is represented by number 3?

Oxygen

Electromagnet

Level 5

Charity was measuring a sample of copper to determine its density. The sample had a mass of 27 grams and a volume of 3 cubic centimeters. What is the density of copper?

9 grams/cubic cm

Tamarack

Carrie tests the stream behind her house each year to find out if the water quality has changed. This year, the water in the stream had a pH of 6.0 according to the pH meter. What describes the pH of the water in the stream?

Acid

On the periodic table, chromium has the symbol Cr, an atomic number of 24, and a mass number of 52.How many protons does chromium have?

24

What object is in the youngest layer?

Fish

H20, NaCl, and NaOH are all examples of?

Compounds

In what state of matter are the molecules far apart and constantly moving at high speeds?

Gas

1