

Pitball Experiment and Charge Interactions
Interactive Video
•
Physics, Science, Other
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What materials are used in the pitball experiment setup?
Plastic balls and a glass rod
Aluminum balls and a paper rod
Rubber balls and a wooden rod
Wooden balls and a metal rod
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the rod charged in the experiment?
By rubbing it on a wool cloth
By exposing it to sunlight
By rubbing it on hair
By dipping it in water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes the initial attraction between the rod and the balls?
Both have positive charges
Both have negative charges
The rod has a positive charge and the balls have a negative charge
The rod has a negative charge and the balls have a positive charge
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the ball repel after touching the rod?
The ball gains a negative charge
The ball becomes neutral
The ball gains a positive charge
The rod loses its charge
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when like charges are present on the rod and the ball?
They lose their charges
They become neutral
They repel each other
They attract each other
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the balls be neutralized in the experiment?
By touching them with a hand
By placing them in water
By rubbing them with a cloth
By exposing them to sunlight
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of recharging the rod in the experiment?
To demonstrate repeated attraction
To change the color of the balls
To increase the size of the balls
To make the balls heavier
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