# ANG SCI-YEAH GAMES FOR GRADE 9 (SEASON 4)

## Quiz by Erika Cid

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15 questions
• Q1

1. Numerous types of power plants can be found in the different parts of our country. The one that uses steam to turn the turbine in generating electricity is called_____________________.

Windmill

Solar

Geothermal

Hydroelectric

60s
• Q2

2. Projectile motion is a two-dimensional motion possess by an object. Between horizontal motion and vertical motion, which is considered to be constant?

Horizontal velocity

Angle of trajectory

Vertical velocity

Range

60s
• Q3

3. Force and time are the factors that affects the impulse in an object. The impulse experienced by a body is equal to the change in its:

Potential energy

Momentum

Kinetic energy

Velocity

60s
• Q4

4. At the start of a roller coaster ride, it has initial energy mostly in the form of potential energy. What explains why its fastest velocity will be at the lowest point of the ride?

At the lowest point of the ride, both potential and kinetic energies are of equal magnitude.

At the lowest point of the ride, kinetic energy is at its maximum value and the potential energy is at its minimum value.

At the lowest point of the ride, both the potential and kinetic energies are zero.

At the lowest point of the ride, the potential energy is at its maximum value and the kinetic energy is at its minimum value.

60s
• Q5

5. Heat can be transferred from warm object to cold object. Which of the following situation can be attributed to heat?

increase in temperature

decrease in height

focus of the observation

moving object

60s
• Q6

6. Two cars approaching each other collide and separate after a collision. Both cars are from opposite direction. What type of collision is present?

Not enough given information

Inelastic

Elastic

Perfectly inelastic

60s
• Q7

7. A projectile motion has horizontal and vertical component. How would you describe the horizontal distance traveled by a projectile motion?

Projectile

Range

Trajectory

Height

60s
• Q8

8. What will be the possible result if Ball A is thrown horizontally, while ball B is dropped from the same height at the same time?

Ball B will reach the ground first.

Balls A and B will reach the ground at the same time.

Ball A will reach the ground first.

Ball B will have a greater speed when it reaches the ground.

60s
• Q9

9. Momentum is the product of an object's mass and velocity. Compute for the momentum of a1700 kg car traveling at 12.0m/s?

10,020kg●m/s

20,400 kg●m/s

99,980 kg●m/s

142 kg●m/s

60s
• Q10

10. What should be done by a person in order to increase the internal energy of the water in a pot?

Do nothing.

Put the water in the refrigerator.

Transfer the water to a bigger pot.

Stir the water on the pot vigorously.

60s
• Q11

11. Among which component of projectile motion is said to be changing?

Neither horizontal velocity nor vertical velocity

Horizontal velocity

Vertical velocity

Both horizontal velocity and vertical velocity

60s
• Q12

12. Determine the kinetic energy of a 70.0 kg object with a velocity of 2.00 m/s?

280 J

140 J

70.0 J

35.0 J

60s
• Q13

13. Which of the following situations exhibit a transformation of kinetic energy to potential energy?

A coin tossed upward into the air.

A ball rolling down a hill.

A meteoroid descending from the atmosphere towards the Earth’s surface.

A fruit falling from the branch of a tree.

60s
• Q14

14. Energy is defined as the ability to do work. There are different types of energy. An energy in transit is identified as _______?

System

Heat

Work

Internal Energy

60s
• Q15

15. Using different sources power plants generates electricity. The power plant is also known as __________?

Power supply

Production plants

Power station

Substations

60s

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