Question 1

Which of the following waves characterize the compressions and rarefactions?

Accepted Answer

Longitudinal Wave

Answer

Light Wave

Answer

Electromagnetic Wave

Answer

Transverse Wave

Question 2

What type of electromagnetic radiation can damage cells of living things and is blocked by Earth’s ozone layers?

Accepted Answer

Ultraviolet

Answer

Infrared

Answer

Microwave

Answer

Visible

Question 3

Mang Victor is driving his car and would like to cross the road when a cat suddenly jumps on the road 5 meters before him. Describe the motion of Mang Victor’s car.

Accepted Answer

It accelerates negatively

Answer

Its direction remains the same

Answer

It accelerates positively

Answer

Its speed remain constant

Question 4

Gravitational potential energy depends on the _____, ______ and ______ of the object.

Accepted Answer

mass, height, and gravitational strength

Answer

mass, height, and movement

Answer

height, friction, and gravitational strength

Answer

friction, resistance, and movement

Question 5

An athlete whirls a 5-kg hammer tied to the end of a 1.5-meter chain in a horizontal circle. The hammer makes 1 revolution in 2 seconds. Which of the following data describes the radius of the circular motion of the hammer?

Accepted Answer

1.5-meter chain

Answer

2 seconds

Answer

1 revolution

Answer

5-kg hammer

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