WorksheetsGeneral Science Term 1 Review
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
What is Newton's First Law?
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion
d)
Friction acts opposite to motion
2.
Compared to its weight on Earth, how much does a 10 kg object weigh on the moon?
a)
More
b)
Less
c)
The same amount
d)
No one knows this
3.
What do we call a push or a pull?
a)
Movement
b)
Force
c)
Speed
d)
Displacement
4.
What unit is force measured in?
a)
Newtons
b)
Joules
c)
Kilograms
d)
Meters
5.
What is the formula for force?
a)
F=ma
b)
P=mv
c)
F=m/a
d)
P=m/v
6.
1000 g is equivalent to
a)
1 milligram
b)
1 centigram
c)
1 decigram
d)
1 kilogram
7.
What is the unit for mass?
a)
Meter
b)
Newton
c)
Joule
d)
Kilogram
8.
Friction is a force that acts:
a)
In the direction opposite to motion
b)
In the same direction as motion
c)
In the same direction as the net force
d)
toward the direction of the net force
9.
The force that causes the ball to fall to the ground is:
a)
acceleration
b)
gravity
c)
friction
d)
velocity
10.
How much force is needed to accelerate a 65 kg runner to 2 m/s?
a)
32.5 N
b)
130 N
c)
260 N
d)
30 N
11.
What is speed?
a)
the change in velocity of a change in time
b)
a change in distance over a change in time
c)
how fast you speed up
d)
a change in the location of an object
12.
What is velocity?
a)
slowing down
b)
a change in distance over time
c)
speed in a specific direction
d)
the location of an object
13.
Total distance divided by total time is:
a)
velocity
b)
instantaneous speed
c)
average speed
d)
acceleration
14.
The formula for speed is:
a)
s=d/t
b)
s=d*t
c)
s=t/d
d)
s=d/t2
15.
How far will a person travel if they jog at 12 km/hr for 2 hours?
a)
6 km
b)
12 miles
c)
24 km
d)
24 miles
16.
A car accelerates from rest to 70 m/s in 10 seconds. What is the acceleration?
a)
700 m/s2
b)
7 m/s2
c)
0.7 m/s2
d)
70 m
17.
A train going downhill speeds up from 15 m/s to 60 m/s in 30 seconds. What is the acceleration?
a)
0.5 m/s2
b)
2 m/s2
c)
1.5 m/s2
d)
3 m/s2
18.
If a car is traveling at constant speed around a curve:
a)
It is not accelerating
b)
It is accelerating
c)
It is slowing down
d)
It is speeding up
19.
A cell phone battery dies. It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
mechanical to electrical
b)
electrical to mechanical
c)
electrical to chemical
d)
solar to electrical
20.
Energy is the ability to:
a)
Do work or cause a change
b)
Create light
c)
Heat the Earth
d)
Flow through the universe
21.
Which form of energy is formed when the nucleus of an atom is split?
a)
Mechanical
b)
Radiant
c)
Nuclear
d)
Chemical
22.
In a wind turbine kinetic energy from the wind is first converted to:
a)
mechanical energy
b)
radiant energy
c)
potential energy
d)
electricity
23.
The law of conservation of energy says:
a)
Energy cannot be created or destroyed
b)
Energy can be created
c)
Energy can be lost
d)
Energy flows from warm to cold
24.
Potential energy is:
a)
the energy of force
b)
the energy of change
c)
the energy of motion
d)
stored energy
25.
Friction causes kinetic energy to transform into:
a)
mechanical energy
b)
radiant energy
c)
thermal energy
d)
potential energy
26.
Work depends on:
a)
mass and speed
b)
force and distance
c)
distance and time
d)
mass and force
27.
The amount of matter in an object is called:
a)
weight
b)
mass
c)
density
d)
gravity
28.
How hard it is to stop an objects motion is called:
a)
inertia
b)
momentum
c)
gravity
d)
weight
29.
Fossil fuels contain:
a)
nuclear energy
b)
electrical energy
c)
chemical energy
d)
thermal energy
30.
The variable that is changed in an experiment is called:
a)
dependent variable
b)
independent variable
c)
controlled variable
d)
experimental variable
31.
A testable explanation is:
a)
an inference
b)
a hypothesis
c)
an observation
d)
a conclusion
32.
A researcher tests a new fertilizer on corn. Using the same seed brand is and example of:
a)
dependent variable
b)
independent variable
c)
controlled variables (constants)
d)
experimental variables
33.
What should a scientist do if new information goes against their theory?
a)
refine their hypothesis
b)
conduct additional experiments
c)
ignore the new data
d)
assume the data is wrong
34.
The only way an experiment is a success, is if the data supports the hypothesis.
a)
True
b)
False
35.
A conclusion based on observation is:
a)
an inference
b)
a hypothesis
c)
an observation
d)
a conclusion
36.
This is measured during an experiment:
a)
dependent variable
b)
independent variable
c)
controlled variables
d)
experimental variable
37.
Velocity is a vector which means it has:
a)
speed
b)
direction
c)
speed and direction
d)
acceleration
38.
Gravity is:
a)
something that makes object fall
b)
an attraction between objects with mass
c)
only on Earth
d)
higher when in outer space
39.
SI is also called the:
a)
special intelligence
b)
specific instrument
c)
speed increment
d)
metric system
40.
King Henry died by drinking chocolate milk is used when:
a)
changing from one unit of measurement to another
b)
discussing history
c)
measuring force
d)
changing from one prefix to another in the metric system
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