Pre-Test (Uniformly Accelerated Motion)

1. It is important for motorists to know the speed of their vehicles when driving. Which device is used to determine the speed of a moving vehicle?

• A. barometer

• B. odometer

• C. speedometer

• D. thermometer

2. In a body exhibiting a uniformly accelerated motion, which of the following quantities is constant?

• A. acceleration

• B. speed

• C. velocity

• D. time

3. Which of the following statements is NOT TRUE about an object in uniformly accelerated motion?

I. Velocity is constant.

II. Acceleration is not zero.

III. Acceleration does not change.

IV. Velocity changes at a constant rate.

• A. I and II

• B. III and IV

• C. IV only

• D. I only

4. Uniformly accelerated motion is evident in our everyday living. Which scenario or object exhibits uniformly accelerated motion?

• A. a falling leaf

• B. a ringing cellphone

• C. a sleeping cat

• D. a hanging wall clock

5. Speed limits vary with the type of road and area. Which of the following statements is NOT TRUE about speed limit?

• A. A. It permits vehicles to move in uniformly accelerated motion.

• B. It regulates the flow of traffic in different areas

• C. A. It minimizes vehicular accidents on the road.

• D. It restricts the speed of vehicles.