Energy

GRAVITATIONAL POTENTIAL ENERGY DEPENDS ON

• MASS AND VELOCITY
• MASS AND WEIGHT
• WEIGHT AND HEIGHT
• HEIGHT AND DISTANCE

WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF POTENTIAL ENERGY?

• A BALL TRAVELING AT 10 M/S
• A COMPRESSED SPRING
• WATER BEING STORED AT A WATER DAM
• A STRETCHED RUBBER BAND

YOUR BODY OBTAINS ENERGY FROM THE FOOD YOU EAT. WHAT IS THE FORM OF ENERGY IN FOOD?

• KINETIC
• ELASTIC
• GRAVITATIONAL
• CHEMICAL

WHEN AN ARCHER BENDS A BOW, WHAT TYPE OF ENERGY INCREASES IN THE BOW?

• GRAVITATIONAL
• ELASTIC
• KINETIC
• THERMAL

WHICH ENERGY TRANSFORMATION OCCURS WHEN A TELEVISION SPEAKER PRODUCES MUSIC?

• ELECTRICAL TO SOUND
  
• ELASTIC TO SOUND
• THERMAL TO SOUND
• SOUND TO ELECTRICAL

WHAT ANOTHER NAME FOR THERMAL ENERGY?

• HEAT ENERGY
• ITS SIZE
• ITS POTENTIAL ENERGY
• ITS MECHANICAL ENERGY

WHICH OF THESE DESCRIBES THE LAW OF CONSERVATION OF ENERGY?

• NO MACHINE IS 100% EFFICIENT
• ENERGY IS NEITHER CREATED OR DESTROYED
• THE ENERGY RESOURCES OF EARTH ARE LIMITED
• THE ENERGY OF A SYSTEM IS ALWAYS DECREASING

AS A ROLLER COASTER MOVES DOWN A HILL, POTENTIAL ENERGY IS CONVERTED INTO KINETIC ENERGY, THERMAL ENERGY, AND SOUND ENERGY. WHAT IS TRUE ABOUT THE TOTAL ENERGY OF THIS SYSTEM?

• ENERGY IS GAINED (CREATED) AS THE ROLLER COASTER MOVES
• ENERGY IS LOST (DESTROYED) AS THE ROLLER COASTER MOVES
• THE TOTAL ENERGY REMAINS THE SAME AS THE ROLLER COASTER MOVES
• THE TOTAL ENERGY CONSTANTLY CHANGES AS THE ROLLER COASTER MOVES

WHICH OF THE FOLLOWING IS AN ENERGY CONVERSION FROM LIGHT ENERGY TO CHEMICAL ENERGY?

• TURNING ON A STOVE TO HEAT DINNER
• TURNING ON A LAMP
• GROWING AN APPLE TREE
• MAKING TOAST IN A TOASTER

SAM STUDIED KINETIC AND POTENTIAL ENERGY BY OBSERVING APPLES HANGING ON A TREE DURING A FIELD INVESTIGATION. WHAT TYPE OF ENERGY DO THE APPLES HAVE?

• KINETIC
• MECHANICAL
• GRAVITATIONAL
• ELASTIC