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

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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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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

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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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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

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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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What is energy?

• The ability to do work

• A force

• Electricity

• The ability to transform work

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NGSS.MS-PS3-4

Energy stored in the bonds of atoms and molecules. 

• Chemical Energy
• Radiant Energy
• Stored Mechanical Energy
• Gravitational Energy

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NGSS.HS-PS1-2

NGSS.HS-PS1-4