Mechanics – quiz 1

Physics12

Vectors, scalars & kinematicsMechanics – quiz 1

Physics12

Vectors, scalars & kinematics

Quiz of work to date

1/ Define the term ‘mechanics’

2a/ What are the scalar terms for ‘how far’ & ‘how fast’?

3a/ How do you calculate average velocity? (equation)3b/ What are the units of velocity?

2b/ What are the vector terms for ‘how far’ & ‘how fast’?

4a/ Define instantaneous velocity? 4b/ How do you calculate instantaneous velocity?

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Mechanics – quiz 1

Physics12

Vectors, scalars & kinematicsMechanics – quiz 1

Physics12

Vectors, scalars & kinematics

5/ Define the term ‘acceleration’ and give its units.

6a/ A horse is running around a circular track at constant speed. Is it accelerating?6b/ Explain your answer. (1 sentence)

7/ Define ‘kinematics’?

8/ What are s, u, v, a and t?

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Mechanics – quiz 1

Physics12

Vectors, scalars & kinematicsMechanics – quiz 1

Physics12

Vectors, scalars & kinematics

9/ State what are the gradients of graphs of:(a) s/t (b) v/t(c) a/t

10/ Sketch s/t, v/t and a/t graphs for the following:

(a) a man diving off a cliff into the sea (ignore AR)

(b) a dog jumping up into the air to catch a ball(c) a girl on a trampoline (3 jumps)

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9

/40 marks total