Science (2)

Science (2)

This quiz will ask questions about energy, energy types, and ways energy can change.

published on January 31, 20134 responses 0

what determines the pitch of a sound wave?

Select the one correct answers
frequency
speed
amplitude

True or false, the amount of energy in the universe is always the same?

False
True

Wave speed=

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base x height
Wave speed x frequency
Frequency x Wavelength

What is the name for a change in the direction of a wave when it passes from one medium to another?

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Refraction
Defraction
Reflection

in a solid molecules are ?

True or false, no energy transfer or transformation is 100% efficient?

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True
False

Transfered means that one object gives energy to another what?

What is the frequency which mechanical waves travel?

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A Vacuum
A medium
space

Energy can be 3 things what are they?

Stored
Transfered
Stored Transfered and Transformed
Cold

True or false heat always moves from cold to hot?

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True
False

True or false, kinetic energy depends on mass and speed?

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True
False

An example of transformation of energy is a flashlight where ? is changed to ? .

What is the crest

top of a wave
bottom of a wave
middle of a wave

True or false potential energy and kinetic energy are the same?

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True
False

In a gas molecules move ?

Does light travel through air or sound faster?

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Air
Sound

Is the difference between green and blue light the different wave lengths?

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Yes
No

in a liquid molecules move ?

True or false energy cannot change form?

Select the one correct answers
False
True

What is carried from particle to particle in a water wave?

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Matter
Speed
energy
amplitude

thermal energy is transferred in three ways...

True or false, kinetic energy is the energy of motion?

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True
False

what is a medium

In between small and large
Is the matter through which a mechanical wave travels
solid material
all of the above

true or false everything has energy?

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True
False

Do all electromagnetic wave require a medium?

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No, All mechanical waves
Yes.

The position or condition are examples of what types of energy?

Transformed means that one type of energy is...

A wave is a disturbance that transfers ? through matter or space without carrying ?

Energy can be stored in it's...

True or false, gasses are not made of particles but solids and liquids are?

Select the one correct answers
True
Flase

what is the trough

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bottom of wave
top of a wave
middle of a wave

Energy is the ? to do ? .

What is a wavelength?

The distance between a point on one wave and an identical point on the next wave.
How long a wave is at the beach
The distance between a point on four of the same waves and an identical point on the next wave.