What is power in physics?

Physical Science Final Exam

Flashcard
•
Science
•
11th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Power is the rate at which work is done or energy is transferred, measured in watts (W).
2.
FLASHCARD QUESTION
Front
How do you calculate power?
Back
Power (P) = Work (W) / Time (t).
3.
FLASHCARD QUESTION
Front
What is the formula for calculating work?
Back
Work (W) = Force (F) x Distance (d) x cos(θ), where θ is the angle between the force and the direction of motion.
4.
FLASHCARD QUESTION
Front
What is a reactant in a chemical reaction?
Back
A reactant is a substance that is consumed during a chemical reaction.
5.
FLASHCARD QUESTION
Front
What is a product in a chemical reaction?
Back
A product is a substance that is produced as a result of a chemical reaction.
6.
FLASHCARD QUESTION
Front
What does it mean to balance a chemical equation?
Back
Balancing a chemical equation means ensuring that the number of atoms for each element is the same on both sides of the equation.
7.
FLASHCARD QUESTION
Front
What is the net force?
Back
The net force is the total force acting on an object, taking into account both magnitude and direction.
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