Motion Assessment

7 questions · 12 parts · 14 marks

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1aEasy1 mark

A horizontal section on a distance–time graph shows that the object is:

1bMedium1 mark

A cyclist travels 150 m in 12 s. The average speed is ____ m/s.

Answer

2aHard3 marks

Create a clear annotated answer on the canvas. Use a diagram, graph, flowchart, equation layout and/or concise labels to show your reasoning.

Describe the motion of a falling object before and after it reaches terminal velocity.

Draw with the mouse or a finger.

2bEasy1 mark

Define speed.

3aEasy1 mark

Define velocity.

4aEasy1 mark

What is the gradient of a distance–time graph?

4bEasy1 mark

What is the area under a speed–time graph?

5aEasy1 mark

What is terminal velocity?

6aMedium1 mark

Use the lesson knowledge to answer precisely: Define speed.

6bMedium1 mark

Use the lesson knowledge to answer precisely: Define velocity.

7aMedium1 mark

A cyclist starting from rest accelerates at a constant 2.0 m/s² over a distance of 25 m. Calculate the final speed in m/s.

Answer

7bEasy1 mark

Which equation should be used to find the final speed of a uniformly accelerating object when the distance travelled is known but the time is not?