Chemical Energy

Question 1

One of the simple substances made up of one kind of atom is a(n)

Answer 1

element

Question 2

When the atoms of two substances join to make a new substance, the process is called a

Answer 2

chemical reaction

Question 3

Rapid oxidation is called _____ or _____.

Answer 3

combustion or burning

Question 4

A substance that will burn is called a(n)

Answer 4

fuel

Question 5

A movable cylinder in a tube is called a

Answer 5

piston

Question 6

List four fuels.

Answer 6

Coal, Oil, Wood, Natural Gas

Question 7

The energy released from the reaction of elements or compounds is called

Answer 7

chemical energy

Question 8

Chemical energy may be released in the form of:

Answer 8

heat, light, electricity

Question 9

A reaction in which oxygen is joined with another substance is called a(n)

Answer 9

oxidation reaction

Question 10

A rapid process of oxidation giving off intense heat is called

Answer 10

combustion

Question 11

An automobile engine converts _______ energy into _____.

Answer 11

chemical

mechanical

Question 12

The change of energy from one form to another results in the ____ of some ____.

Answer 12

loss

heat

Question 13

A battery changes ____ energy directly into ___.

Answer 13

chemical

electrical

Question 14

A device which can store chemical energy is a

Answer 14

battery

Question 15

Batteries convert mechanical energy to chemical energy.

Answer 15

false

Question 16

Homes can be heated using combustion of different materials.

Answer 16

True