Science Vocab_GP3_ Test 5

Question 1

potential energy

Answer 1

stored energy

Question 1

heat

Answer 1

the movement of thermal energy from a warmer object to a cooler object

Question 2

thermal insulator

Answer 2

material through which thermal energy does NOT flow easily

Question 2

1st class lever

Answer 2

fulcrum centered; load and effort on opposite ends (effort pushing against fulcrum)

Question 2

represents the average kinetic energy of the particles that make up a material or object

Answer 2

temperature

Question 3

shaft attached to a wheel so that both rotate together

Answer 3

wheel & axle

Question 4

lever

Answer 4

pivots around a fixed point

Question 5

does work through use of one movement

Answer 5

simple machine

Question 6

inclined plane wrapped around a cylinder

Answer 6

screw

Question 6

object that has energy because it is in motion

Answer 6

kinetic energy

Question 7

3rd class lever

Answer 7

fulcrum on one end; load on opposite end; effort in middle (pushing aligned with fulcrum)

Question 8

specific heat

Answer 8

amount of thermal energy it takes to increase the temperature of 1 kg of material by 1 degree C.

Question 9

simple machine

Answer 9

does work through use of one movement

Question 9

convection

Answer 9

transfer of thermal energy of the movement of particles from one part of a material to another

Question 9

absolute zero

Answer 9

0 Kelvin; -273 C; the particles in a material have zero kinetic energy (particles do not move)

Question 10

energy carried by electromangetic waves

Answer 10

radiant energy

Question 11

thermal contraction

Answer 11

decrease in a material’s volume when the temperature is decreased.

Question 12

screw

Answer 12

inclined plane wrapped around a cylinder

Question 13

pivots around a fixed point

Answer 13

lever

Question 15

inclined plane

Answer 15

flat, sloped surface

Question 17

thermal energy

Answer 17

sum of the kinetic energy and potential energy of the particles that make up an object

Question 19

conduction

Answer 19

transfer of thermal energy between materials because of collisions between particles.

Question 20

ratio of output work to input work

Answer 20

efficiency

Question 20

fulcrum centered; load and effort on opposite ends (effort pushing against fulcrum)

Answer 20

1st class lever

Question 21

temperature

Answer 21

represents the average kinetic energy of the particles that make up a material or object

Question 22

sum of the kinetic energy and potential energy of the particles that make up an object

Answer 22

thermal energy

Question 23

flat, sloped surface

Answer 23

inclined plane

Question 24

grooved wheel with a rope or cable wrapped around it

Answer 24

pulley

Question 25

two or more simple machines working together

Answer 25

complex machine

Question 26

increase in a materials's volume when the temperature is increased.

Answer 26

thermal expansion

Question 27

wedge

Answer 27

inclined plane than moves

Question 29

thermal expansion

Answer 29

increase in a materials's volume when the temperature is increased.

Question 30

fulcrum on one end; effort on opposite end (pushing aligned with fulcrum); load in middle

Answer 30

2nd class lever

Question 31

transfer of thermal energy of the movement of particles from one part of a material to another

Answer 31

convection

Question 32

fulcrum on one end; load on opposite end; effort in middle (pushing aligned with fulcrum)

Answer 32

3rd class lever

Question 34

kinetic energy

Answer 34

object that has energy because it is in motion

Question 35

material through which thermal energy does NOT flow easily

Answer 35

thermal insulator

Question 37

efficiency

Answer 37

ratio of output work to input work

Question 38

complex machine

Answer 38

two or more simple machines working together

Question 38

amount of thermal energy it takes to increase the temperature of 1 kg of material by 1 degree C.

Answer 38

specific heat

Question 39

0 Kelvin; -273 C; the particles in a material have zero kinetic energy (particles do not move)

Answer 39

absolute zero

Question 40

decrease in a material's volume when the temperature is decreased.

Answer 40

thermal contraction

Question 41

transfer of thermal energy from one material to another by electromagnetic waves

Answer 41

radiation

Question 42

stored energy

Answer 42

potential energy

Question 43

inclined plane than moves

Answer 43

wedge

Question 44

transfer of thermal energy between materials because of collisions between particles.

Answer 44

conduction

Question 45

radiant energy

Answer 45

energy carried by electromangetic waves

Question 47

2nd class lever

Answer 47

fulcrum on one end; effort on opposite end (pushing aligned with fulcrum); load in middle

Question 48

material through which thermal energy flows easily

Answer 48

thermal conductor

Question 50

the movement of thermal energy from a warmer object to a cooler object

Answer 50

heat

Question 51

radiation

Answer 51

transfer of thermal energy from one material to another by electromagnetic waves

Question 52

convection current

Answer 52

movement of fluidsin a cycle because of convection

Question 53

thermal conductor

Answer 53

material through which thermal energy flows easily

Question 54

movement of fluidsin a cycle because of convection

Answer 54

convection current

Question 55

wheel & axle

Answer 55

shaft attached to a wheel so that both rotate together

Question 56

pulley

Answer 56

grooved wheel with a rope or cable wrapped around it