Worksheets1st 6 weeks Test 18
Total questions: 71
Worksheet time: 57mins
Name
Class
Date
1.
Convert 17 m to cm:
a)
0.17 cm
b)
0.017 cm
c)
1,700 cm
d)
170 cm
2.
Convert 8 kilometers to meters
a)
800 m
b)
80,000 m
c)
8,000 m
d)
.008 m
3.
Convert 300 cm to m:
a)
3 m
b)
30 m
c)
0.3 m
d)
0.03 m
4.
7,000 g = ____ kg
a)
70
b)
700
c)
7
d)
0.07
5.
Is 20 g greater than, less than, or equal to 2 kg?
a)
greater than
b)
less than
c)
equal to
6.
285 kg = ____ g
a)
285,000
b)
285
c)
2,850
d)
28,500
7.
Ana is measuring 2 line segments. One line is 30cm long and one is 500mm. Which line is longer?
a)
30cm
b)
500mm
8.
A possible explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
9.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
10.
There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?
a)
quantitative
b)
qualitative
11.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
12.
There are two types of data. Which type of data involves descriptions/photographs/illustrations that cannot be counted or measured?
a)
qualitative
b)
quantitative
13.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
14.
In a controlled experiment, how many independent variables can be worked with at a time?
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
15.
A list of the steps anyone could follow to conduct an experiment.
a)
obervations
b)
question/problem
c)
materials
d)
procedures
16.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The van ran into KFC.
c)
The driver was hungry.
d)
Red and white are part of the KFC building.
17.
Measuring the number of times a person breathes after exercise involves ____ data.
a)
quantitative
b)
qualitative
18.
Jane Goodall video recorded chimpanzees hunting pigs, this type of data is called ___
a)
qualitative
b)
quantitative
c)
field study
d)
observation
19.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
20.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
21.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
22.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
23.
Science is a continually ongoing process.
a)
True
b)
False
24.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
25.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
26.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
a)
experimental group
b)
control group
c)
data
d)
variables
27.
Which of these contains steps in the right order?
a)
Ask a question, state your hypothesis, research, experiment, analyze, make a conclusion
b)
State your hypothesis, ask a question, research, experiment, analyze, make a conclusion
c)
Ask a question, research, state your hypothesis, experiment, analyze, make a conclusion
d)
State your hypothesis, ask a question, research, make a conclusion, experiment, analyze
28.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
29.
What is the net force?
a)
20 N
b)
0 N
c)
400 N
d)
40 N
30.
What is the unit to MEASURE force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
31.
A ____________ is a push or a pull on an object.
a)
friction
b)
force
c)
magnet
d)
gravity
32.
What is the net force?
a)
30 N
b)
25 N
c)
5 N
d)
55 N
33.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
34.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
35.
Forces that have a net force of zero
a)
Balanced force
b)
Unbalanced force
36.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
37.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
38.
Balanced or Unbalanced?
a)
Balanced
b)
Unbalanced
39.
This is an example of what kind of force?
a)
Balanced Force
b)
Pushing Force
c)
Gravity Force
d)
Unbalanced Force
40.
A push or pull that causes a change in motion
a)
Friction
b)
Gravity
c)
Force
d)
Mass
41.
The force that pulls objects towards Earth.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
42.
When forces are _________ the object DOES NOT move.
a)
unbalanced
b)
balanced
c)
heavy
d)
light
43.
When forces are ___________ the object will move.
a)
unbalanced
b)
balanced
c)
light
d)
gravity
44.
A wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
45.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move in both directions.
46.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move up.
47.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter
d)
A rocket taking off
48.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun
d)
A baseball that has been thrown to home plate.
49.
The tendency of an object at rest to stay at rest unless it is acted upon by a force is called ___________________
a)
inertia
b)
motion
c)
gravity
d)
lubricant
50.
The diagram below shows a toy car moving along a smooth, frictionless track. In which sections of the track will this toy car experience unbalanced forces?
a)
Sections 1 and 3
b)
Sections 1 and 2
c)
Sections 2 and 4
d)
Sections 3 and 4
51.
The diagram below shows a skateboarder pushing himself forward with a force of 25 N while the wind pushes back with a force of 5 N. How will the skateboarder be affected if the force of the wind increases to 8 N?
a)
The speed of the skateboarder will increase.
b)
The speed of the skateboarder will remain constant.
c)
The speed of the skateboarder will decrease.
d)
The skateboarder will come to a stop.
52.
The dog's force is?
a)
Applied
b)
Normal
c)
Gravitational
d)
Magnetic
53.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
54.
All objects in the universe have a gravitational attraction to each other.
a)
True
b)
False
55.
What force brings the pencil down?
a)
Applied
b)
Magnetic
c)
Normal
d)
Gravitational
56.
Which has more gravitational force acting upon it?
a)
a bus
b)
a train
c)
a car
d)
a person
57.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
58.
An _______ force must act on an object for it to CHANGE it's motion
a)
balanced
b)
unbalanced
c)
gravitational
d)
electrical
59.
This type of force resist motion between two surfaces that are pressed together
a)
contact
b)
gravity
c)
friction
60.
Balanced forces do not change the objects speed or
a)
direction
b)
distance
c)
time
d)
mass
61.
What type of force is Spiderman using to hold himself off the ground?
a)
friction
b)
tension
c)
gravity
d)
normal
62.
What type of force is always perpendicular to a surface?
a)
friction
b)
tension
c)
normal
d)
applied
63.
There is more friction between _________ surfaces.
a)
smooth
b)
slippery
c)
hard
d)
rough
64.
There is very little friction between ____________ or slippery surfaces.
a)
smooth
b)
rough
c)
hard
d)
soft
65.
friction is a force that acts
a)
in the same direction as the motion
b)
opposite to the direction of the motion
c)
opposite to the applied forces
d)
the same direction as the applied force
66.
A force that occurs when the ends of an object are being pushed towards each other.
a)
Shear
b)
Compression
c)
Tension
d)
Bending
67.
A force that occurs when the ends of an object are pulled away from its center.
a)
Compression
b)
Tension
c)
Bending
d)
Torsion
68.
A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate
a)
surface area
b)
air resistance
c)
descent velocity
d)
gravity
69.
How can friction be reduced?
a)
reduce the force acting between the 2 surfaces
b)
reduce the roughness of the 2 surfaces coming in contact
c)
use wax, grease or oil
d)
all of the above are ways of reducing friction
70.
The amount of friction depends on the weight of the objects pressing together.
a)
True
b)
False
71.
Stress that stretches rock so that it becomes thinner in the middle.
a)
tension
b)
shearing
c)
compression
100 %
