Test-Unit 6 Force Flashcards
1
Q
- If the same force is applied to each of the balls pictured belo, which one will have the LEAST acceleration?
Pg-C2
A
C. m=1.0kg
2
Q
- For any object, the greater the force that’s applied to it, the greater it’s _________will be…
Pg- C2
A
A. Acceleration
3
Q
- A baseball player swings his bat and missed the ball hits a fly that was hovering over home plate. The acceleration of the fly compared to what the acceleration of the ball would have been with the same force applied to it would be?
* Cite-Pg-C3*
A
Larger
4
Q
- Weight is a constant no matter where you are located. True or FALSE?
Pg-C3
A
False
5
Q
- Consider a watermelon that starts from rest and is dropped straight down from a tall building,. Air resistance be ignore. Which statement about the watermelon’s motion is FALSE
A
The watermelon falls with a constant velocity
6
Q
- A man weighing 800 N is standing on a chair,. In order to support the man, what force is the chair exerting?
Pg- Newton’s Laws of Motion C3
A
C.2N left
7
Q
- What is the net fierce on the bloom to the right?
Pg-C3
A
B.2kg
8
Q
- What property would explain what the coin falls into the cup rather than with the card?
Pg-C3
A
C. Inertia
9
Q
- A net force acting on an object causes the object to accelerate in the direction of the net force.
Pg- C3
A
F. Newton’s 2nd Law
10
Q
- Why does it take more effort to make a bowling ball accelerate 25 m/s than to make a tennis ball accelerate 25 m/s?
Pg-C2
A
Because the bowling ball has more mass thus needs a greater tone to accelerate it. 2nd Law
11
Q
38 b. What speed will the skydiver eventually reach? What is this speed called?
Pg-C3
A
55 m/s. Terminal velocity
12
Q
- What was the bicyclist final momentum?
Pg-C3
A
F=190 N P= 2,660kg*m/s
13
Q
- What is the velocity of the 5 kg ball after the collision?
Pg-C1
A
V=15 m/s forwards
