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WorksheetsMilestones Review 3
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
Two jars are placed inside an insulated box. One jar contains ice water and the other contains hot soup. What will happen to the two liquids?
a)
Both the hot soup and the ice water will gain heat.
b)
Both the hot soup and the ice water will lose heat.
c)
The hot soup will gain heat and the ice water will lose heat.
d)
The hot soup will lose heat and the ice water will gain heat.
2.
Suppose you had four spoons the same size and shape made out of glass, plastic, steel, and wood. Which spoon handle would get hot the quickest when the spoons are placed in a pan of hot water?
a)
the glass spoon
b)
the plastic spoon
c)
the steel spoon
d)
the wooden spoon
3.
Which of these is not a form of energy?
a)
electrical
b)
light
c)
heat
d)
friction
4.
Which represents kinetic energy?
a)
A bear standing in a field of berries.
b)
A salmon resting in still waters.
c)
A bear holding a salmon that it has caught
d)
A salmon leaping up a waterfall
5.
In an amusement park a moving bumper car (car 1) collides with a bumper car at rest (car 2) and, after the collision, both cars move. If momentum is conserved, which statement is correct
a)
The momentum of car 1 increases and the momentum of car 2 decreases.
b)
The momentum of car 1 decreases and the momentum of car 2 increases.
c)
The total momentum of both cars increases.
d)
The total momentum of both cars decreases.
6.
Waves 1 and 2 show two different sound waves. Look carefully at the two waves. In what ways do their wave characteristics differ?
a)
Wave 1 has a longer wavelength and lower amplitude than Wave 2.
b)
Wave 1 has a shorter wavelength and a higher amplitude than Wave 2
c)
Wave 1 has a longer wavelength and a higher amplitude than Wave 2.
d)
Wave 1 has a shorter wavelength and a lower amplitude than Wave 2.
7.
Which situation is an example of increasing potential energy?
a)
Pulling a wagon uphill
b)
Emptying a bucket of water
c)
A cat jumping from a tree
d)
A bicyclist stopping at a stop sign
8.
On a cold, winter day, Sheena rubs her hands together. Stored chemical energy is transformed into mechanical energy. Due to the Law of Conservation of Energy some of the energy is also transformed into
a)
heat energy
b)
light energy
c)
solar energy
d)
kinetic energy
9.
You are sitting on the edge of a pool with your legs in the water. As light waves pass from the pool into the air, it looks like your legs are not attached at the knees where they meet the water. This is because light waves ____ when they pass from one medium to another.
a)
are amplified
b)
diffract
c)
refract
d)
reflect
10.
Electromagnetic waves and mechanical waves are alike and different. What is one way in which these waves are similar?
a)
Both types of waves require a medium.
b)
Both types of waves have a frequency.
c)
Both types of waves transmit matter.
d)
Both types of waves have a pitch.
11.
The speed of a sound wave depends MOSTLY on?
a)
The amplitude of the wave
b)
The frequency of the wave
c)
The angle at which it approaches the listener
d)
The medium through which the wave travels
12.
A tuning fork with a frequency of 404 Hz is struck with a soft hammer. The fork is struck a second time by the hammer with twice as much force, and the volume, or amplitude increases by a factor of two. What will the frequency of the second sound be?
a)
101 Hz
b)
202 Hz
c)
404 Hz
d)
808 Hz
13.
There are two basic finishes to most paper, glossy and matte. A glossy finish is used to produce a higher finish quality, for instance the cover of a magazine. A matte finish is used to produce a softer finish with less glare, for instance your notebook paper. If you were to compare both of these surfaces under a high-powered microscope, how would they differ?
a)
The matte surface would be much rougher.
b)
The glossy surface would contain more fibers of white paper.
c)
The glossy surface would be still, while the matte surface would appear to move slightly.
d)
The matte surface would be solid, while the glossy surface would appear to have small holes.
14.
Green plants look "green" because they
a)
transmit green light
b)
reflect green wavelengths of the visible spectrum
c)
absorb green wavelengths of the visible spectrum
d)
reflect blue and yellow wavelengths of the visible spectrum
15.
Energy appears in many forms. What form of energy is lightning?
a)
Electrical energy
b)
Mechanical energy
c)
Magnetic energy
d)
Sound energy
16.
The bulb of a thermometer is placed in your mouth. Which of the following explains why the level of the liquid rises in the thermometer?
a)
Hot air rises inside the thermometer.
b)
Heat energy changes into light energy.
c)
The liquid expands when heated.
d)
Heat can change a solid into a liquid.
17.
We have to eat in order to carry out all of our bodily processes. What type of energy transformation is taking place when we use that digested food to run?
a)
thermal to chemical
b)
chemical to mechanical
c)
mechanical to chemical
d)
electrical to chemical
18.
When electrical energy is "used" by an electrical light, what really happens to the energy?
a)
It is given off as other forms of energy.
b)
It changes to matter.
c)
It stops at the electric light.
d)
It disappears.
19.
If the distance represented by the letter "C" increased, what would happen to the pitch?
a)
The pitch would be softer.
b)
The pitch would be louder.
c)
The pitch would be higher.
d)
The pitch would be lower.
20.
The location on the track where the train has the greatest potential energy is
a)
Position 1
b)
Position 2
c)
Position 3
d)
Position 4
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