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Q 1/16
Score 0
Which statement illustrates Newton’s first law?
30
A ball rolling across the floor eventually slows down.
All of these
A stone will not move unless something pushes or pulls it.
As a car comes to a stop, the passengers continue to move forward.
Q 2/16
Score 0
Which object has the greatest inertia?
30
a beach ball
a volleyball
a tennis ball
a bowling ball
16 questions
Q.
Which statement illustrates Newton’s first law?
1
30 sec
Q.
Which object has the greatest inertia?
2
30 sec
Q.
What force causes a skater sliding on the ice to gradually slow down?
3
30 sec
Q.
A seat belt helps you when your car stops suddenly by providing a(n)
4
30 sec
Q.
One newton is the force that can give a mass of 1 kg an acceleration of
5
30 sec
Q.
Which of the following will result in the greatest acceleration?
6
30 sec
Q.
Whenever a force is exerted, another force occurs that is in size, and in direction.
7
30 sec
Q.
An object’s momentum is determined by the object’s
8
30 sec
Q.
Which of the following has a momentum of zero?
9
30 sec
Q.
How does the total momentum of two objects before a collision compare with the total momentum after the collision?
10
30 sec
Q.
The force exerted on the racket by a hit tennis ball is the
11
30 sec
Q.
Which statement about action-reaction force pairs is incorrect?
12
30 sec
Q.
Two identical cars are traveling at equal speeds. One is going north and the other south. If they collide head-on and stick together, what will happen to the motion of the cars?
13
30 sec
Q.
What is the momentum of a 0.255 g apple falling at 16.0 m/s?
14
30 sec
Q.
When a moving bowling ball hits a pin, the ball’s momentum
15
30 sec
Q.
Calculate the velocity of a 90.5 kg man running south with a momentum of 389 kg • m/s