CHAPTER 15

Question 1

WHAT IS THE ENERGY OF MOTION CALLED?

Answer 1

KINETIC ENERGY

Question 2

WHAT IS THE FORMULA USED O CALCULATE AN OBJECT’S KINETIC ENERGY?

Answer 2

KE=1/2MV2

Question 3

WHAT IS POTENTIAL ENERGY?

Answer 3

STORED ENERGY AS A RESULT OF POSITION OF SHAPE

Question 4

AN OBJECT’S GRAVITATIONAL POTENTIAL ENERGY DEPENDS ON ITS ______________, ITS _________, AND ITS ________________________.

Answer 4

MASS
HEIGHT
ACCELERATION DUE TO GRAVITY

Question 5

WHAT IS ENERGY?

Answer 5

THE ABILITY TO DO WORK

Question 6

THE POTENTIAL ENERGY OF AN OBJECT THAT IS STRETCHED OR COMPRESSED IS KNOWN AS __________________________.

Answer 6

ELASTIC POTENTIAL ENERGY

Question 7

ENERGY STORED IN GASOLINE, COAL, AND WOOD

Answer 7

CHEMICAL ENERGY

Question 8

THE SUM OF AN OBJECT’S POTENTIAL ENERGY AND KINETIC ENERGY, EXCLUDING ATOMIC-SCALE MOVEMENTS

Answer 8

MECHANICAL ENERGY

Question 9

PRODUCES THE SUN’S HEAT AND LIGHT

Answer 9

NUCLEAR ENERGY

Question 10

TRAVELS THROUGH SPACE IN THE FORM OF WAVES

Answer 10

ELECTROMAGNETIC ENERGY

Question 11

PRODUCES LIGHTNING BOLTS

Answer 11

ELECTRICAL ENERGY

Question 12

INCREASES AS ATOMS WITHIN AN OBJECT MOVE FASTER

Answer 12

THERMAL ENERGY

Question 13

EXPLAIN HOW GULLS USE ENERGY CONVERSION.

Answer 13

AS THE GULL LIFTS AN OYSTER, ITS GRAVITATIONAL POTENTIAL ENERGY INCREASES
GULL WILL DROP THE OYSTER AND POTENTIAL ENERGY TURNS TO KINETIC ENERGY
OYSTER HITS A ROCK AND BREAKS SHOWING THE CONVERSION FROM KINETIC TO THERMAL KINETIC ENERGY

Question 14

WHEN A WIND-UP TOY IS SET IN MOTION, ELASTIC POTENTIAL ENERGY THAT WAS STORED IN A COMPRESSED SPRING IS CONVERTED INTO THE ________________ OF THE TOY’S MOVING PARTS.

Answer 14

KINETIC ENERGY

Question 15

WHAT DOES THE LAW OF CONSERVATION OF ENERGY STATE?

Answer 15

ENERGY IS NEITHER CREATED OR DESTROYED

Question 16

A MOVING OBJECT SLOWS DOWN BECAUSE FRICTION CAUSES A CONTINUAL CONVERSION OF KINETIC ENERGY INTO _________________.

Answer 16

THERMAL ENERGY

Question 17

AS AN OBJECT FALLS, THE GRAVITATIONAL POTENTIAL ENERGY OF THE OBJECT IS CONVERTED INTO ________________.

Answer 17

KINETIC ENERGY

Question 18

AT WHAT POINT DURING A POLE-VAULTER’S JUMP IS HIS GRAVITATIONAL POTENTIAL ENERGY THE GREATEST?

Answer 18

AT THE HIGHEST PART OF THE JUMP

Question 19

WHAT DOES EINSTEIN’S EQUATION IMPLY ABOUT MASS AND ENERGY?

Answer 19

ENERGY AND MASS ARE EQUIVALENT AND CAN BE CONVERTED INTO EACHOTHER

Question 20

WHAT DOES EINSTEIN’S EQUATION SUGGEST?

E=MC2

Answer 20

MASS AND ENERGY TOGETHER ARE CONSERVED

Question 21

WHAT ARE NONRENEWABLE RESOURCES?

Answer 21

ITEMS THAT EXIST IN LIMITED QUANTITIES AND CANNOT BE REUSED

Question 22

LIST FOUR EXAMPLES OF NONRENEWABLE RESOURCES.

Answer 22

OIL
COAL
NATURAL GAS
URANIUM

Question 23

WHAT ARE SOME ADVANTAGES AND DISADVANTAGES OF USING FOSSIL FUEL?

Answer 23

THEY ARE INEXPENSIVE AND AVAILABLE

CAUSE POLUTION

Question 24

AN ENERGY RESOURCE THAT CAN BE REPLACED IN A REASONABLY SHORT PERIOD OF TIME IS CALLED A ____________________.

Answer 24

RENEWABLE RESOURCE

Question 25

DESCRIBE ONE CONVERSION THAT TAKES PLACE DURING THE GENERATION OF HYDROELECTRIC POWER.

Answer 25

POTENTIAL-WATER BEHIND THE DAM | KINETIC- WATER RELEASED FROM THE DAM

Question 26

WATER PUMPED BELOW GROUND IS CONVERTED TO STEAM

Answer 26

GEOTHERMAL

Question 27

THE MOST LIKELY RAW MATERIAL IS HYDROGEN

Answer 27

NUCLEAR FUSION

Question 28

MIRRORS CONCENTRATE SUNLIGHT TO PRODUCE ELECTRICITY

Answer 28

SOLAR

Question 29

KINETIC ENERGY OF MOVING AIR IS CONVERTED INTO ROTATIONAL ENERGY OF A TURBINE

Answer 29

WIND

Question 30

ENERGY IS OBTAINED FROM FLOWING WATER

Answer 30

HYDROELECTRIC

Question 31

CHEMICAL ENERGY STORED IN WOOD, PEAT, AND AGRICULTURAL WASTE CAN BE CONVERTED INTO THERMAL ENERGY

Answer 31

BIOMASS

Question 32

HYDROGEN FUEL CELLS GENERATE ____________ BY COMBINING HYDROGEN WITH OXYGEN.

Answer 32

Electricity

Question 33

WHAT ARE TWO WAYS THAT ENERGY RESOURCES AN BE CONSERVED?

Answer 33

TAKE SHORTER SHOWERS | TURN THE LIGHTS OFF WHEN NOT NEEDED

Question 34

WHAT ARE THE TYPES OF RENEWABLE ENERGY?

Answer 34

``` HYDROELECTRIC SOLAR GEOTHERMAL WIND BIOMASS NUCLEAR FUSION ```

Question 35

WHEN AN OBJECT IS RAISED TO A HIGHER LEVEL, ITS _______________ POTENTIAL ENERGY INCREASES.

Answer 35

GRAVITATIONAL

Question 36

THE MOTION OF MICROSCOPIC PARTICLES IN A MATTER PARTLY DETERMINES THE AMOUNT OF ____________________ WITHIN IT.

Answer 36

THERMAL ENERGY

Question 37

ATOMIC FISSION QND FUSION PRODUCE __________________.

Answer 37

NUCLEAR ENERGY

Question 38

WHEN YOUR MUSCLES MOVE,__________ FROM YOUR CEREAL IS CONVERTED INTO __________

Answer 38

CHEMICAL ENERGY | KINETIC ENERGY

Question 39

PHOTOVOLTAIC CELLS CONVERT ______________ INTO ELECTRICAL ENERGY.

Answer 39

SOLAR ENERGYW

Question 40

WHEN YOU SIT AROUND A CAMPFIRE, YOU ARE ENJOYING ENERGY STORED IN A WOOD- A TYPE OF ____________

Answer 40

BIOMASS ENEGY