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Physics quizizz

Total questions: 7

Worksheet time: 8mins

Name
Class
Date
1.

Let's start with vectors! How do you add two vectors at right angles?

a)

Add the magnitudes

b)

Subtract the magnitudes

c)

Use the Pythagorean Theorem

d)

Split the vectors into components, use the Pythagorean Theorem on the components

2.

What's the equation for momentum?

a)

F = ma

b)

K= 12 m v2K=\ \frac{1}{2\ }m\ v^2

c)

U = mgh

d)

p = mv

3.

Two objects collide and bounce back! What type of collision is this?

a)

Elastic

b)

Inelastic

c)

Kinetic

d)

Momentum

4.

What's the change in angular position over time?

a)

vtv_t , tangential velocity

b)

α\alpha , angular acceleration

c)

ω\omega , angular velocity

d)

aca_c , centripetal acceleration

5.

If the displacement d is 12.0 m and the time t is 5.3 s, what is the velocity? (Use v= d/t)

a)

2.26 m/s

b)

63.6 m/s

c)

0.441 m/s

d)

17.3 m/s

6.

Which equation correctly solves for distance, d, using Newton's second law (F= ma) and the definition of work (W=Fd)?

a)

ma = Fd

b)

W = mad

c)

d = W/ma

d)

d = ma/W

7.

How much does an object weigh in Newtons if the mass is 22.5 kg? Use g = 9.8 m/s2 and the equation w = mg.

a)

225 N

b)

221 N

c)

220 N

d)

210 N