S432 Physics Set 1 Finals Review

A car travels at a constant speed of 20 m/s for 5 seconds. How far does the car travel?

• 4 m

• 25 m

• 100 m

• 120 m

A ball is thrown straight up with an initial velocity of 10 m/s. What is its velocity at its highest point?

• 10 m/s

• 0 m/s

• -10 m/s

• 9.8 m/s

A projectile is launched at an angle of 45° with an initial velocity of 20 m/s. Assuming no air resistance, what is the vertical acceleration during its flight?

• 0 m/s²

• -9.8 m/s²

• 9.8 m/s²

• -20 m/s²

Tags

NGSS.HS-PS2-1

Which of the following describes the horizontal velocity of a projectile in ideal conditions (no air resistance)?

• It increases.

• It decreases.

• It remains constant.

• It depends on the mass of the projectile.

A ball is dropped from rest and falls freely. After 3 seconds, how far has it fallen? (Take g = 10 m/s²).

• 15 m

• 30 m

• 45 m

• 90 m

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

What is the net force on a 2 kg object that is accelerating at 3 m/s²?

• 0.67 N

• 6 N

• 12 N

• 24 N

Tags

NGSS.HS-PS2-1

Which force keeps a book from falling through a table?

• Gravitational force

• Normal force

• Frictional force

• Tension force

Tags

NGSS.MS-PS2-4

If the net force on an object is zero, the object:

• must be at rest.

• must be accelerating.

• has a constant velocity.

• cannot have any forces acting on it.

Tags

NGSS.HS-PS2-1

A 10 kg box is pushed with a force of 50 N across a frictionless surface. What is its acceleration?

• 0.5 m/s²

• 5 m/s²

• 50 m/s²

• 500 m/s²

Tags

NGSS.HS-PS2-1

A 60 kg person stands on Earth. What is their weight? (Take g = 10 m/s²).

• 6 N

• 60 N

• 600 N

• 6000 N

Tags

NGSS.HS-PS2-1