physical science review #3

Front

a thing that is created by people to make work easier

Back

machine

Front

A chair is not moving, are there any forces acting upon it?

Back

Yes

Front

What is a substance that is dissolved in another substance?

Back

solute

Front

Which is NOT an advantage of nuclear power? Options: They produce no carbon dioxide., They produce a large amount of energy with a small amount of Uranium., They produce a reliable amount of energy. , The nuclear waste generated has a long half life.

Back

The nuclear waste generated has a long half life.

Front

_____ CH₃ + ____O₂ --> ____CO₂ + ____H₂O

The coefficients that balance the equation above are:

Back

4,7,4,6

Front

Which compound is ionic? CaBr₂, CO₂, CO, FCl

Back

CaBr₂

Front

What type of bond is formed between two non-metals?

Back

covalent

Front

Which of these is an insulator? Clay Pottery, Metal Flagpole, Copper Penny, Refrigerator

Back

Clay Pottery

Front

Put the liquids in order from most dense to least dense? Options: 4, 3, 2, 1, 1, 2, 3, 4, 3, 4, 2, 1, 4, 3, 1, 2

Back

4, 3, 2, 1

Front

An atom becomes _________ when it gains electrons.

Back

Negative