Force Motion and Energy

Question 1

battery

Answer 1

a device that makes electricity by using chemical reactions

Question 2

closed circuit

Answer 2

an electrical circuit that provides for a continuous path for current

Question 3

complete circuit

Answer 3

closed curcuit

Question 4

conductor

Answer 4

a material or object that allows electricity or heat to move through it

Question 5

electrical circuit

Answer 5

the path along which electrons can flow

Question 6

electrical current

Answer 6

the flow of electrons from negatively charged objects to positively charged objects

Question 7

electrical energy

Answer 7

a form of energy resulting from the flow of electric charge

Question 8

electricity

Answer 8

a form of energy that can be carried by wires and is used for heating and lighting, and to provide power for machines

Question 9

energy

Answer 9

the ability to make something move or change

Question 10

insulator

Answer 10

a material that allows little or no heat, electricity, or sound to go into or out of something

Question 11

open circuit

Answer 11

an electrical circuit that is broken and carries no current

Question 12

path

Answer 12

a course along which something travels

Question 13

switch

Answer 13

a device that opens and closes an electrical circuit

Question 14

force

Answer 14

a push or a pull

Question 15

friction

Answer 15

the action of one surface or object rubbing against another

Question 16

gravity

Answer 16

a force that pulls two objects toward each other

Question 17

magnetism

Answer 17

the force of attraction or repulsion between substances made of certain materials, such as iron, nickel, cobalt, and steel.

Question 18

motion/movement

Answer 18

an act or process of moving

Question 19

position

Answer 19

the place where someone or something is in relation to other people or things

Question 20

pull

Answer 20

to use force to bring something nearer to oneself

Question 21

push

Answer 21

to use pressure against something in order to move it

Question 22

repel

Answer 22

to force something to move away

Question 23

electircal energy

Answer 23

a form of energy resulting from the flow of electric charge

Question 24

energy

Answer 24

the ability to make something move or change

Question 25

light energy

Answer 25

a form of energy which our sense of sight can detect. It is made of electromagnetic radiation and travels in a straight path

Question 26

mechanical energy

Answer 26

energy in an object due to its motion or position, or both

Question 27

sound energy

Answer 27

the movement of energy through a substance – like air or water – and is caused by vibrations

Question 28

thermal energy

Answer 28

energy that comes from a substance whose molecules and atoms are vibrating faster due to a rise in temperature

Question 29

lens

Answer 29

a piece of glass or other see-through material that is curved on one or both sides

Question 30

light energy

Answer 30

a form of energy which our sense of sight can detect. It is made of electromagnetic radiation and travels in a straight path

Question 31

medium

Answer 31

Material that light can be absorbed, reflect, or refracted

Question 32

prism

Answer 32

piece of glass or other see-through material that has several flat sides, called faces. Has the ability to bend light

Question 33

reflection

Answer 33

the bouncing back of a light rays from a smooth shinny surface

Question 34

refraction

Answer 34

the bending of light rays as they move from one materiel into another material ,in water, lenses, prism, rainbow

Question 35

transmit

Answer 35

pass through

Question 36

thermal energy

Answer 36

energy that comes from a substance whose molecules and atoms are vibrating faster due to a rise in temperature

Question 37

Rube Goldberg

Answer 37

a machine that uses a chain reaction to carry out a simple task. It performs a very basic job in a complicated way.