WorksheetsForces and Motion
Total questions: 13
Worksheet time: 8mins
Name
Class
Date
1.
A non-contact force means there is NO touching needed to make the force happen between the two objects. Choose the non-contact forces.
a)
using a magnet, electricity, pulling a sled
b)
hitting a baseball, using a magnet, pushing your friend
c)
using a magnet, dropping a ball, two balloons repelling
2.
An unbalanced force can make all of these things happen except...
a)
a moving object changes direction
b)
an object just sits there
c)
a moving object speeds up
d)
a moving object stops
3.
Balanced forces can cause
a)
an object to speed up or slow down
b)
an object to stay still or move at a constant speed and direction
4.
Who is winning this race?
a)
A
b)
B
5.
What speed is the person with the red line going?
a)
20 km per hour
b)
10 km per hour
c)
50 km per hour
d)
30 km per hour
6.
When was the ostrich going at a constant speed?
a)
Between 0 and 30 min.
b)
Between 45 and 60 min.
c)
Between 30 and 45 min.
7.
this force is ___________ and there will be
a)
unbalanced, no movement
b)
balanced, movement to the left
c)
balanced, no movement
8.
This force is _____________ and there will be _________________
a)
balanced, movement to back left
b)
unbalanced, movement to the back left
c)
balanced, no movement
9.
If all four forces are balanced, the plane will
a)
plummet to the ground
b)
fly faster and faster
c)
fly slower and slower
d)
fly at a constant speed and direction
10.
If two spheres of different masses, but the same size are dropped at the same time
a)
they will hit the floor at the same time
b)
the larger mass will hit first
c)
the smaller mass will hit first
11.
The more massive an object is...
a)
the harder it will be to get moving.
b)
The harder it will be to stop.
c)
the harder it will be to speed up.
d)
all of the above.
12.
To measure speed, you need to know...
a)
distance covered and speed
b)
distance covered and time it took
c)
acceleration and distance
d)
direction and time
13.
to determine if something is moving or changing direction you need
a)
a calculator
b)
a tape measure
c)
a magnifying glass
d)
a non-moving background
100 %
