Practice Acceleration: The Rate of Change of Velocity - 1.3 | Module 2: Motion and Forces | IB Board Grade 9 Physics
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the formula for acceleration?

πŸ’‘ Hint: Think about how we calculate changes in speed over time.

Question 2

Easy

Is acceleration a scalar or vector quantity?

πŸ’‘ Hint: Remember, vectors have both magnitude and direction.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the unit of acceleration?

  • m/s
  • m/sΒ²
  • km/h

πŸ’‘ Hint: Consider how we define acceleration in terms of speed over time.

Question 2

True or False: Negative acceleration always means an object is slowing down.

  • True
  • False

πŸ’‘ Hint: Think about how velocity and direction interact.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A motorbike accelerates from 25 m/s to 50 m/s in 4 seconds. Determine its acceleration and describe its motion.

πŸ’‘ Hint: Use the acceleration formula to find the change over time.

Question 2

Illustrate and describe the significance of centripetal acceleration using a Ferris wheel's motion.

πŸ’‘ Hint: Think about how rider experiences both speed and circular direction.

Challenge and get performance evaluation