Forces
Speed & Velocity
Acceleration
Newton's Laws
Motion Graphs
100
What is the total net force on this object?
15 N right
100
A car travels 50 miles in 2 hours. What is it's speed?
25 miles/hour
100
A car moving at 80 mph sees traffic stopped ahead. What acceleration would it have if it took 10.0 s to come to a complete stop?
-8 miles/s2
100
An object in motion stays in motion unless acted on by an unbalanced force. Which law is this?
Newton's first law of motion
100
During which segment was the car moving with the fastest speed?
C
200
What is the total net force on the object?
17 N right
200
It takes Raphyel 0.5 hours to jog 2 miles. What is his average speed?
4 miles/hour
200
Cody’s car accelerates from 0m/s to 45 m/s northward in 15 seconds. What is the acceleration of the car?
3 m/s2 north
200
A 20kg box accelerates at 2 m/s2. What force was applied to it?
40N
200
During which segment was the car returning home?
D
300
One girl pulls to the right on a box with a force of 25N and another pulls in the opposite direction with a force of 45N. What is the net force on the wagon?
20N left
300
How long does it take Erica to jog 5 miles at an average velocity of 6 miles per hour?
0.8 hours
300
A roller coaster car rapidly picks up speed as it rolls down a slope. As it starts down the slope, its speed is 4 m/s. But 3 seconds later, at the bottom of the slope, its speed is 22 m/s. What is its average acceleration?
6 m/s2
300
Which has more inertia: a 200lb football player or a 175lb football player?
200lb player
300
During which segment was the car traveling with a constant speed?
A
400
What is the net force on the object?
30N left
400
How far does a football travel in 6 seconds if it is thrown at a speed of 15 meters/second?
90 meters
400
If a Ferrari, with an initial velocity of 10 m/s, accelerates at a rate of 50 m/s2 for 3 seconds, what will its final velocity be?
160 m/s
400
A ball hits the ground, and at the same time the ground pushes up on the ball with an equal force. Which law does this demonstrate?
Newton's third law of motion
400
During which segment was the car traveling at a constant speed?
B
500
What is the net force on the object?
40N left
500
A car travels north for 60 miles at an average velocity of 55 miles/hour. How long does the trip take?
1.1 hours
500
A lizard accelerates at 2 m/s2 . If it starts with a velocity of 2 m/s and ends with a velocity of 10 m/s, how long was the lizard accelerating for?
4 seconds
500
You pull a 5lb box with a force of 25N. What is the box's acceleration?
5m/s2
500
Calculate the acceleration of the car during segment D.
-1.25m/s2