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WorksheetsCFB IA#4 Review 7th Grade
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
A car travels 20 miles in 20 minutes. What is its average speed?
a)
20 mph
b)
30 mph
c)
50 mph
d)
60 mph
2.
The elements on the left side of the zig-zag line on the periodic table are...
a)
more reactive and less conductive
b)
malleable and less reactive
c)
less reactive, malleable, and more conductive
d)
malleable, more reactive, and more conductive
3.
The elements on the right side of the zig-zag line on the periodic table are...
a)
less reactive and less conductive
b)
malleable and less reactive
c)
less reactive, malleable, and more conductive
d)
malleable, more reactive, and more conductive
4.
How does a ramp affect work being done?
a)
the force is decreased, but the distance is increased
b)
the distance is decreased, but the force is increased
c)
no change to force or distance
d)
the distance and the force are both increased
5.
Which is an example of potential energy?
a)
Ball on top of a hill
b)
Charged battery
c)
Stretched rubber band
d)
All of them
6.
Which shows work being done?
a)
holding a ball
b)
bouncing a ball
c)
ball sitting on a shelf
d)
ball sitting on the ground
7.
Which is an example of kinetic energy?
a)
ball rolling down a hill
b)
phone sitting on a table
c)
charged battery
d)
stretched rubber band
8.
How can astronauts prevent bone loss while in space?
a)
Eat healthy
b)
Drink lots of water
c)
Daily resistance exercise
d)
Wear oxygen mask
9.
If an object is stationary (not moving), you can conclude that
a)
work is being done on it
b)
no work is being done on it
c)
it has never moved
d)
it will never move
10.
Which country had the first successful satellite?
a)
Germany
b)
China
c)
USSR/Soviet Union
d)
USA
11.
Which country had the first successful moon landing?
a)
Germany
b)
China
c)
USSR/Soviet Union
d)
USA
12.
When there are unbalanced forces, what will happen to the object?
a)
it will speed up
b)
it will slow down
c)
it will change direction
d)
it will do one or more of these options
13.
A plane traveled 450 km in 9 hours. What is its average speed?
a)
459 kph
b)
50 kph
c)
4,050 kph
d)
450 kph
14.
Which of the following shows work being done?
a)
Student sitting in chair
b)
Student looking at the board
c)
Student walking to the pencil sharpener
d)
Student sleeping at their desk
15.
How does a pulley affect work being done?
a)
it increases the mass of the object being lifted
b)
it doesn't affect the work being done
c)
it changes the direction of the applied force
d)
it balances the forces
16.
Which is an example of balanced forces?
a)
pushing a door open
b)
pushing a door closed
c)
a tied tug-of-war game
d)
one team winning in tug-of-war
17.
If an object is moving, you can conclude that...
a)
balanced forces are acting on it
b)
unbalanced forces are acting on it
c)
it will speed up
d)
it has potential energy
18.
Equipment in the ISS is tethered to accommodate for...
a)
zero gravity
b)
disorganized astronauts
c)
microgravity
d)
bone density
19.
An object that has a greater mass will
a)
require less force to move it
b)
require more force to move it
c)
require zero force to move it
d)
require less force to stop it
20.
The property of _________ is an object's tendency to remain in the state it is in, whether at rest or in motion.
a)
force
b)
mass
c)
matter
d)
inertia
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