Question 1: What is the formula for calculating speed?

Answer: Speed = Distance / Time

Question 2: Define velocity in the context of physics.

Answer: Velocity is the speed of something in a given direction.

Question 3: Which of the following is a vector quantity?

Answer: Velocity

Question 4: True or False: Acceleration occurs only when an object speeds up.

Answer: False

Question 5: Explain the difference between speed and velocity.

Answer: Speed is scalar and does not include direction, whereas velocity is a vector and includes direction.

Question 6: Match the following terms to their definitions:

Answer: See full answer key

Question 7: Order the steps to calculate the average speed of a journey.

Answer: See full answer key

Question 8: A car travels 150 km north in 3 hours. What is its velocity?

Answer: Velocity = 50 km/h north

Question 9: True or False: Velocity can change even if the speed is constant.

Answer: True

Question 10: Fill in the blank: An object moving in a circle at constant speed is undergoing __________.

Answer: acceleration

Question 11: Discuss the factors affecting the acceleration of an object. Include examples in your answer.

Answer: Factors affecting acceleration include the net force acting on the object and its mass. For example, a heavier object requires more force to accelerate at the same rate as a lighter object.