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Worksheets1st Semester Test Review
Total questions: 70
Worksheet time: 35mins
Name
Class
Date
1.
Are electric forces attractive or repulsive?
a)
attractive
b)
repulsive
c)
both
2.
If mass is increased, what happens to the force of gravity?
a)
it decreases
b)
it increases
c)
it stays the same
3.
If distance is increased, what happens to the force of gravity?
a)
it decreases
b)
it increases
c)
it stays the same
4.
Which of the following best describes what happens to an electromagnet when you increase the number of wire turns?
a)
the wire burns up
b)
the magnetic field gets bigger
c)
the magnet's strength lessens
5.
What is the unit for force?
a)
jules
b)
Newtons
c)
poles
6.
Which of these uses gravity to make it move?
a)
a sailboat moving across a lake
b)
a car making a right turn
c)
a snow sled going downhill
7.
The force that holds the planets in orbit around the sun is called...
a)
tension
b)
friction
c)
gravity
8.
The amount of gravitational attraction between the Earth and an object depends on the object's distance from the Earth AND the object's _________
a)
shape
b)
mass
c)
state of matter
9.
A balloon has a negative charge. A glass rod has a positive charge. What will happen when the glass rod is brought near the balloon?
a)
the balloon will be attracted by the rod
b)
the balloon will be repelled by the rod
c)
the balloon will remain in place
10.
At which location are magnetic fields strongest?
a)
the poles
b)
the middle
c)
the end
11.
When will magnets attract?
a)
when the north pole and south pole are brought together
b)
when the north pole and north pole are brought together
c)
when the south pole and south pole are brought together
12.
What type of force slows a baseball rolling on a field?
a)
friction
b)
tension
c)
elastic
13.
Which type of force has positive and negative charges?
a)
electric
b)
magnetic
c)
elastic
14.
Which type of force uses iron, cobalt, or nickel to attract other objects?
a)
magnetic
b)
electric
c)
tension
15.
Which type of force acts upon anything that has mass and is always attractive?
a)
gravity
b)
tension
c)
elastic
d)
electric
16.
Which type of force is involved when a rubberband returns to its original shape after being shot across the room?
a)
elastic
b)
tension
c)
electric
d)
magnetic
17.
What is the overall charge of an object if it has the same amount of positive and negative charges?
a)
it is negative
b)
it is positive
c)
it is neutral
18.
What single interaction are electric and magnetic forces a part of?
a)
friction
b)
charges
c)
electromagnet
19.
What are the two factors that affect a force?
a)
strength and direction
b)
mass and distance
c)
force and acceleration
20.
Contact or non-contact? Friction.
a)
contact
b)
non-contact
21.
Contact or non-contact? Electric.
a)
contact
b)
non-contact
22.
Contact or non-contact? Magnetic.
a)
contact
b)
non-contact
23.
How are forces shown in a drawing?
a)
vectors
b)
lines
c)
points
24.
If two forces are moving in the same direction- one has a force of 1 N and the other 2 N... what is the net force?
a)
1 N
b)
2 N
c)
3 N
25.
What type of charge can move?
a)
positive
b)
negative
26.
How can an object become temporarily magnetic?
a)
the magnetic field is extended
b)
it cannot
c)
static electricity
27.
Which best describes what the experiment is showing?
a)
how helium works
b)
how balloons float
c)
how a stationary object stops another object
d)
how charges of an object interact
28.
The cart will move as if it were acted on by a single force with a magnitude of ____
a)
50 N
b)
150 N
c)
200 N
d)
350 N
29.
Iron filings and bar magnets were placed on a piece of paper. The picture shows the pattern made on the paper. Where is the magnetic field the strongest?
a)
1
b)
2
c)
3
d)
4
30.
A comb is rubbed with a piece of wool fabric and placed next to some scraps of paper. The paper moves toward the comb. Why?
a)
tension
b)
elastic force
c)
magnetism
d)
static electricity
31.
Attracting or repelling?
a)
Attract
b)
Repel
32.
Attracting or repelling?
a)
Attract
b)
Repel
33.
Attracting or repelling?
a)
Attract
b)
Repel
34.
Attracting or repelling?
a)
Attract
b)
Repel
35.
If each square represents 1 N, what would the following vectors show?
a)
9 N right
b)
4 N left
c)
5 N right
d)
13 N right
36.
What is the part of the experiment that is changed on purpose or tested?
a)
dependent variable
b)
independent variable
c)
constant
37.
What is the part of the experiment that is measured or the results?
a)
independent variable
b)
dependent variable
c)
constant
38.
What type of graph shows data changes in some way?
a)
line graph
b)
circle graph
c)
histogram
d)
bar graph
39.
What type of graph shows a relationship between two sets of data?
a)
scatter plot
b)
line graph
c)
histogram
d)
circle graph
40.
What type of graph shows a range with a number of occurrences?
a)
line graph
b)
bar graph
c)
histogram
d)
circle graph
41.
Identify the name and unit for this measurement tool.
a)
beaker; grams
b)
beaker; mL
c)
flask; mL
d)
flask; L
42.
Identify the name and unit for this measurement tool.
a)
graduated cylinder; mL
b)
flask; L
c)
flask; mL
d)
beaker; mL
43.
Convert 7.8 km to meters.
a)
.078 m
b)
7800 m
c)
780 m
d)
78 m
44.
Convert 2800 g to kg.
a)
2.8 kg
b)
280 kg
c)
.028 kg
d)
28.0 kg
45.
Identify the wave behavior.
a)
refraction
b)
diffraction
c)
reflection
d)
transmission
46.
Identify the wave behavior.
a)
refraction
b)
diffraction
c)
reflection
d)
transmission
47.
Identify the wave behavior.
a)
refraction
b)
diffraction
c)
reflection
d)
transmission
48.
Waves that do not need a medium are called...
a)
electromagnetic
b)
mechanical
c)
sound
d)
compressional
49.
What is the equation used to find wave speed?
a)
wavelength x frequency
b)
frequency x time
c)
distance divided by time
50.
What is absorption?
a)
when the energy of a wave is absorbed in a medium
b)
when the energy of a wave passes through a medium
c)
when a wave bends as it travels through a medium
51.
What do we see when all visible light is reflected off an object?
a)
white
b)
black
52.
What wave behavior occurs because the density of a medium changes the speed of a wave passing through it?
a)
reflection
b)
refraction
c)
diffraction
d)
absorption
53.
Which signal transmits data in a finite, coded way?
a)
digital
b)
analog
54.
Which signal transmits data in a continuous, unlimited way?
a)
digital
b)
analog
55.
Which signal can transmit information faster and repair distortions?
a)
digital
b)
analog
56.
Which of the following is NOT an example of analog signals?
a)
human voice
b)
microphone
c)
binary code
d)
speakers
57.
What is another name for Newton's First Law?
a)
Law of Inertia
b)
Law of conservation
c)
Law of interaction
58.
What is a measure of an object's speed and direction?
a)
velocity
b)
acceleration
c)
speed
59.
What determines an object's inertia?
a)
mass
b)
weight
c)
size
d)
motion
60.
If forces are equal, but in opposite directions, the net force is....
a)
zero
b)
balanced
c)
both- zero and balanced
61.
Which law is being described?
An empty shopping cart requires less force to move than a full cart.
An empty shopping cart requires less force to move than a full cart.
a)
1st
b)
2nd
c)
3rd
62.
Which law is being described?
A pencil on a desk will remain on the desk unless someone moves it.
A pencil on a desk will remain on the desk unless someone moves it.
a)
1st
b)
2nd
c)
3rd
63.
Which law is being described?
A rocket blasting off into space.
A rocket blasting off into space.
a)
1st
b)
2nd
c)
3rd
64.
What is the formula to find speed?
a)
distance divided by time
b)
distance x time
c)
mass x acceleration
65.
What is the unit for acceleration?
a)
m/s
b)
m/s2
c)
mph
66.
What is a change in an object's speed or direction?
a)
force
b)
speed
c)
velocity
d)
acceleration
67.
If a force pulls an object 5 N to the left and 8 N to the right- what is the net force and direction?
a)
3N left
b)
3N right
c)
13 N right
d)
8 N right
68.
Identify the example as speed, acceleration, or velocity.
a car turning a corner but keeping its speed constant
a car turning a corner but keeping its speed constant
a)
speed
b)
acceleration
c)
velocity
69.
Identify the example as speed, acceleration, or velocity.
a car slowing down at a stop light
a car slowing down at a stop light
a)
speed
b)
acceleration
c)
velocity
70.
Identify the example as speed, acceleration, or velocity.
a car traveling 60 km/hr
a car traveling 60 km/hr
a)
speed
b)
acceleration
c)
velocity
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