Energy and Heat - Pearson Realize Chapter 1

Which type of energy does moving water have?

• electrical
• thermal
• kinetic
• potential 

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

How do white light waves act when they enter a prism?

• They bend or refract light
• They are absorbed
• They become raindrops
• They are reflected

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NGSS.MS-PS4-2

Which of the following can act like a prism?

• a radio
• a piece of paper
• a laser
• a raindop

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NGSS.MS-PS4-2

Look carefully at the photograph.  How is heat transferred from the campfire to the people? 

• radiation
• convention
• insulation
• conduction

Why might ice melt after you have skated on it?

• There was friction created from your skates that causes the ice to heat up and melt.
• The sun was out and that caused the ice to start to melt.
• Too much snow was packed on it and it warmed it up.
• It can't melt just from skating on it.

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

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Which type of energy is formed by vibrating objects?

• light energy
• sound energy
• thermal energy
• electrical energy 

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NGSS.MS-PS4-1

A guitarist strums two strings of the same thickness on a guitar.  The first string vibrates more quickly than the second string.  What is true about the pitch of the strings?

• The first string has a higher pitch than the second string.
• The second string has a higher pitch than the first string.
• The first string and the second string have the same pitch.
• The pitch of the second string depends on the pitch of the first string.

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NGSS.MS-PS4-1

Which is the best description of a sound wave when the pitch of the sound is very high?

• It has a low frequency
• It has a high frequency
• It has no wavelength
• It has no frequency

Which of the following shows convection?

• The sun warms your skin.
• You rub your hands together quickly
• A metal spoon in soup becomes warm
• A mobile turns from a candle burning below

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NGSS.MS-PS3-4

If you want to stay cool while playing outside on a sunny day, which is better to wear?

• A white t-shirt
• A black t-shirt

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NGSS.MS-PS3-3