Physics Definitions

1. Acceleration due to gravity is...

0.98 m/s

9.8 m/s2

98 m/s3

8.9 s/m

2. Match the physics term with the symbol.(Not the unit)

Position

Velocity

Acceleration

Time

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3. Acceleration due to gravity is a vector.

True

False

It has a magnitude and the direction is always towards the centre of the Earth.

Explanation

It has a magnitude and the direction is always towards the centre of the Earth.

4. In physics, which is the best definition of "uniform"?

Something that remains constant

A consistent change

Varied changes over time.

Something that people wear when they go to work.

5. The reference point that allows us to describe the position of a body is called...

The space

The origen

The displacement

The vector

6. "Rectilinear" means that something is moving.

True

False

It means moving in a straight line.

Explanation

It means moving in a straight line.

7. Which best describes a vector?

A car driving in a certain direction

The speed of a car driving east

A scalar magnitude

A scalar magnitude with a specific direction

8. UARM =

Uniformly acceleration rectilinear motion

Uniform acceleration rectilineare motion

Uniformly accelerating rectilinear motion

Uniform accelerating rectilinear motion

9. Which of the following are scalar magnitudes?

100 m

12 m/s

800 m/s2

25

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