Heat and Energy

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

What is potential energy?

• moving energy

• stored energy

• renewable energy

• non renewable energy

Tags

NGSS.MS-PS3-2

What is kinetic energy?

• moving energy

• potential energy

• stored energy

• renewable energy

Tags

NGSS.4-PS3-1

Which of these things is an example of potential energy?

• a car motor

• firewood

• battery

• a fan

Tags

NGSS.MS-PS3-2

Which of these things is an example of kinetic energy?

• A fire

• firewood

• fat inside a human body

• a moving vehicle

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

Tags

NGSS.MS-PS3-5

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

• KINETIC
• ELASTIC
• GRAVITATIONAL
• CHEMICAL

Tags

NGSS.MS-LS1-7

WHICH ENERGY TRANSFORMATION OCCURS WHEN A TELEVISION SPEAKER PRODUCES MUSIC?

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

Betty knows that different types of energy are produced by many objects around the house, such as a light bulb.
Which types of energy does the bulb give off?

• heat and electric
• light and mechanical
• light and heat
• electric and light

If a marble has a mass of 0.3kg and is placed on a 2.3 m tall ramp, how much potential energy did it have at the top of the ramp?

• 2.3

• .23

• 6.9

• 5.2