What is acceleration?
Matter and Energy - Semester Test

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•
Science
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Acceleration is the rate of change of velocity of an object. It is calculated by the formula: a = (final velocity - initial velocity) / time.
2.
FLASHCARD QUESTION
Front
How do you calculate acceleration?
Back
Acceleration (a) can be calculated using the formula: a = (v_f - v_i) / t, where v_f is final velocity, v_i is initial velocity, and t is time.
3.
FLASHCARD QUESTION
Front
What is the unit of acceleration?
Back
The unit of acceleration is meters per second squared (m/s²).
4.
FLASHCARD QUESTION
Front
What is the formula for calculating force using pressure and area?
Back
Force (F) can be calculated using the formula: F = Pressure (P) × Area (A).
5.
FLASHCARD QUESTION
Front
What is density?
Back
Density is the mass of an object divided by its volume. It is expressed as: Density = Mass / Volume.
6.
FLASHCARD QUESTION
Front
What is the unit of density?
Back
The unit of density is grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³).
7.
FLASHCARD QUESTION
Front
How do you calculate density?
Back
Density can be calculated using the formula: Density = Mass / Volume.
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