Download Force - Motion

Science
Force and Motion
Choice1
Choice 2
Choice 3
Choice 4
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Velocity
When you know the speed and
direction of an object’s
motion, you know it’s _____?
Row 1, Col 1
Time
The formula for speed is:
Speed = distance/_____?
1,2
Average Speed
Dividing the total distance traveled
by the total time gives you the
____________?
(You drive 100 miles in 2 hours)
1,3
Acceleration
The rate at which velocity
changes is ___________?
1,4
4 m/s squared
A roller coaster accelerates
from a speed of 3 m/s to
23 m/s in 5 seconds.
(Final speed – initial speed / time)
2,2
Deceleration
When a motorcycle slows down,
it is called ______________?
2,3
Acceleration
__? = Final Speed-Initial Speed
_________________
Time
2,4
10 m/s squared
An airplane touches down at
60 m/s and decelerates to
30 m/s in 3 seconds.
(final speed – initial speed / time)
3,1
42.8 m/h
The distance from California to
Chicago is 2,140 miles. It took 50
Hours. What was the average
speed?
(speed=distance/time)
3,2
3 m/h
You ride your skate board for 6
miles and it takes you 2 hours.
What is your average speed?
(Speed=distance/time)
3,3
20 km/h northwest
What is the velocity of a
hurricane that covers 80 km in 4
hours and is traveling
northwest?
(velocity=distance/time)
3,4
50 km/h east
What is the velocity of a
tornado that covers 150 km in 3
hours and is traveling
east?
(velocity=distance/time)
4,1
40 km/h
You take the train and travel
1,200 km in 30 hours. What is
Your average speed?
(Speed=distance/time?
4,2
add
Do you add or subtract forces
when two people are pushing
a chair in the same direction ?
4,3
Add 55N
Do you add or subtract to find
the net force in the example?
 30N
 25 N
4,4
Subtract 10N 
Do you add or subtract to find
the net force in the example?
15N
5N
5,1
friction
When two objects rub
Against each other they
create ___________?
5,2
Acceleration
Speeding up, slowing down,
or changing direction is _____?
5,3
Weight
The measure of the force of
gravity on an object is
called ________?
5,4