Energy And Waves - Unit 2 Question Preview (ID: 61969)


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Shooting an arrow from a bow converts _______ into kinetic energy
a) elastic potential energy
b) sound energy
c) chemical potential energy
d) nuclear potential energy

which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly
a) Chemical to Light
b) Electrical to Light
c) Electrical to Chemical
d) Chemical to Electrical

Energy is measured in ________ the same unit as work
a) joules
b) meters
c) liters
d) calories

Potential or Kinetic energy? Waiting at the start line at the beginning of a race .
a) Potential
b) Kinetic
c)
d)

Which would have the greatest Gravitational Potential Energy
a) a 4 lb backpack on a student's desk
b) a 45 lb child on a bicycle
c) a 45 lb animal in an oak tree
d) a 15 lb cat on a bathroom counter

A wave transfers ________.
a) energy
b) sound
c) water
d) particles

A solar panel converts light energy into?
a) mechanical energy
b) sound energy
c) chemical energy
d) electrical energy

A battery converts ______ energy into electrical energy for human use
a) chemical
b) sound
c) kinetic
d) light

The law of conservation states that energy cannot be created or _______
a) converted
b) changed
c) destroyed
d) declined

When the particles of a medium are vibrating perpendicular to the direction of the wave, it is called a ____ wave?
a) transverse
b) longitudinal
c) standing
d) electromagnetic

A wave that moves the medium parallel to the direction of the energy is a _____ wave?
a) transverse
b) longitudinal
c) standing
d) electromagnetic

The combination of potential and kinetic energy is called......
a) mechanical energy
b) sound energy
c) chemical energy
d) light energy

Which of the following is a conversion from CHEMICAL to THERMAL energy?
a) food is digested and used to regulate body temperature
b) coal is burned to boil water
c) charcoal is burned in a BBQ pit
d) All of these examples

Gravitational Potential Energy depends on the ______ and ______ of an object
a) height, mass
b) mass, movement
c) height, friction
d) friction, movement

The mass after a physical change, such as ice melting into water, stays the same
a) True
b) False
c)
d)

There are four palm trees that each have coconuts. Which coconut has the highest gravitational potential energy?
a) Coconut 1: 3 meters high
b) Coconut 2: 1 meter high
c) Coconut 3: 5 meters high
d) Coconut 4: 10 meters high

Potential or Kinetic? Going down the steepest hill on a rollercoaster
a) Potential
b) Kinetic
c)
d)

In science , the ability to do work is called........
a) force
b) energy
c) power
d) motion

Weight and Mass are the same thing
a) True
b) False
c)
d)

An object that has kinetic energy must be....
a) at rest
b) in motion
c) lifted above the Earth's surface
d) none of the above

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