Energy Forms and Changes

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 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

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?

• thermal to light

• gravitational to potential

• radiant to electrical

• chemical to light

Tags

NGSS.MS-PS1-2

An energy transformation occurs when

• one form of energy changes to another form of energy in the same object

• the form of energy remains the same type but is moved from one object to another

• matter transforms to make energy in nuclear reactions

• energy is created or destroyed during a chemical reaction 

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NGSS.MS-PS3-3

NGSS.MS-PS3-5

What is the energy source for the object in the picture?

• light

• sound

• thermal

• electrical

Energy that transfers heat is?

• Thermal energy

• Potential energy

• Mechanical energy

• Kinetic energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which of the following energy transformations occur when the lamp is plugged into the outlet and the bulb is inserted into the lamp?

• thermal - electrical - light

• electrical - light - thermal

• light - thermal - electrical

• electrical - thermal - light

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NGSS.MS-PS1-4

NGSS.MS-PS3-5

Mechanical energy is the sum of an object's _____ energy and _____ energy.

• thermal, chemical

• potential, chemical

• kinetic, chemical

• potential, kinetic

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NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-4

What is energy?

• The ability to do work

• A force

• Electricity

• The ability to transform work

Energy stored in the bonds of atoms and molecules. 

• Chemical Energy

• Radiant Energy

• Stored Mechanical Energy

• Gravitational Energy