WorksheetsQuiz 1a
Total questions: 10
Worksheet time: 7mins
What happens to the acceleration when the object moves in constant velocity motion
The acceleration increases
There is constant acceleration
No acceleration
Acceleration reduces
The ball is falling from the rest from one height. What happens to the velocity of the ball after 3s. The gravity acceleration is 9.8 s2m .
9.8 m/s
19.6 m/s
29.4 m/s
0 m/s
Comparing A, B, and C which one is reaching the floor first if they throw the ball at the same time?
A
B
C
don't know
Comparing the balls B and C which one reaches the floor first if the ball is thrown at the same time?
B
C
both of them
don't know
What is the net force of an object at rest?
Zero
gravitational force
potential force
frictional force
What happens to the force of both balls after the collision
No forces
Bowling ball has greater force
Both have the same force
Pingpong ball has greater force
The change in kinetic energy can be described as
Energy
Momentum
Work
Force
What can be explained in this figure
no work done
Work done
Force distributed among people
Cooperation between team member
What is the centripetal force direction
Toward the center of rotation
toward the direction of motion
on the left of the object
on the right of object
What happen if to the kenetic energy KE = 21mv2 when the velocity increases two times
The kinetic energy remain similar
The kinetic energy increases two times
The kinetic energy increases four times
The kinetic energy reduces two times
