Question 4 of 14 • PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022
Ellen does an experiment by releasing a ball from a height of 1 m above each floor in a tall building. She records the time it takes the ball to reach the floor.
Answer
A
How does distance affect the gravitational force on objects?
B
How does distance affect the electromagnetic force on objects?
C
Does height affect the strong force acting on a moving ball?
D
Does height affect the weak force acting on a moving ball?