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Transcript
Science
Force and Motion
Choice1
Choice 2
Choice 3
Choice 4
100
100
100
100
200
200
200
200
300
300
300
300
400
400
400
400
500
500
500
500
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