Physics review

Flashcard
•
Science
•
6th - 8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is net force?
Back
Net force is the overall force acting on an object when all the individual forces are combined. It determines the object's motion.
2.
FLASHCARD QUESTION
Front
What does it mean if the net force is 0 N?
Back
If the net force is 0 N, it means that all the forces acting on an object are balanced, and the object will not accelerate.
3.
FLASHCARD QUESTION
Front
What is a balanced force?
Back
Balanced forces are equal in size and opposite in direction, resulting in no change in motion.
4.
FLASHCARD QUESTION
Front
What is an unbalanced force?
Back
Unbalanced forces are not equal and opposite, causing an object to accelerate in the direction of the greater force.
5.
FLASHCARD QUESTION
Front
In a tug of war, if one team pulls with 100 N and the other with 80 N, what is the net force?
Back
The net force is 20 N in the direction of the team pulling with 100 N.
6.
FLASHCARD QUESTION
Front
What happens to an object when a net force acts on it?
Back
When a net force acts on an object, it causes the object to accelerate in the direction of the net force.
7.
FLASHCARD QUESTION
Front
What is the formula for calculating net force?
Back
Net force (F_net) = Force applied (F1) - Force opposing (F2) if they are in opposite directions.
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