Science: Unit 4

Question 1

Energy from random motion of molecules

Answer 1

Thermal Energy

Question 2

Energy stored in chemical bonds of compounds

Answer 2

Chemical Energy

Question 3

Converts chemical energy to kinetic energy

Answer 3

Internal Combustion Engine

Question 4

Depends on mass, phase and tempature

Answer 4

Thermal Energy Dependence

Question 5

Stored Energy due to position or properities

Answer 5

Potential Energy

Question 7

Radiant energy travelling in waves

Answer 7

Electromagnetic Energy

Question 8

Kinetic energy converted to electrical energy

Answer 8

Wind energy conversion

Question 9

Material reducing thermal energy transfer

Answer 9

Insulator

Question 10

PE=mass x gravity x height

Answer 10

Gravitational Potential Energy

Question 11

Q = m · c · ΔT for heat calculation

Answer 11

Heat Absorption Formula

Question 12

Energy moves between different forms.

Answer 12

Energy Transfer

Question 13

Average kinetic energy of particles.

Answer 13

Tempature

Question 14

Material allowing easy thermal energy transfer.

Answer 14

Conductor

Question 15

Resources that cannot be quickly replaced.

Answer 15

Nonrenewable Energy Resources

Question 16

Energy due to motion or position of an object.

Answer 16

Mechanical Energy

Question 17

Ability to do work or cause change.

Answer 17

Energy

Question 18

Energy cannot be created or destroyed.

Answer 18

Conservation of Energy

Question 19

Transfer of thermal energy due to temperature difference.

Answer 19

Heat

Question 20

What is kinetic energy?

Answer 20

Energy of moving matter-anything that is moving as KE

Question 21

Mechanical Energy

Answer 21

Energy possessed by an object due to it’s motion or position

Question 22

What is Electrical Energy?

Answer 22

Energy that results from the movement of charged particles, such as electrons, through a combustion

Question 23

What is electromagnetic Energy?

Answer 23

Radiant energy that travels in waves at the speed of light

Question 24

What is nuclear energy?

Answer 24

Energy released from the nucleus, the core of atoms, made up of protons and neutrons

Question 25

What is a non-renewable resource?

Answer 25

Natural resources that cannot be replaced as quickly as they are used up

Question 26

What is a renewable resource?

Answer 26

Natural resources that can be replaced in a relatively short amount of time, or are virtually limitless

Question 27

What is the law of conservation and energy?

Answer 27

Energy is transferred it is neither created nor destroyed

Question 28

What does thermal energy depend on?

Answer 28

Mass of substance
Phase of substance

Question 29

What is the freezing point of water?

Answer 29

0 degrees celsius

Question 30

What is the boiling point of water?

Answer 30

100 degrees

Question 31

What is based on molecular motion?

Answer 31

Kelvins

Question 32

What is absolute zero?

Answer 32

The point of minimum molecular motion

Question 33

What is the freezing point of water?

Answer 33

0 degrees celsius

Question 34

What is the boiling point of water?

Answer 34

373 degrees Farenheight

Question 35

What is a conductor?

Answer 35

An object that acts as a bridge for energy to go through it

Question 36

What is an insulator?

Answer 36

A material that significantly reduces the transfer of heat between objects

Question 37

What is an implication?

Answer 37

A material have the same tempature but feel colder or warmer based on the properties of the material

Question 38

What is a specific heat?

Answer 38

Defined as the amount of heat needed to raise the tempature of 1kg of a substance