3RD QUARTER QUIZ

1. What is the SI unit for speed and velocity?

• A.Meters

• B. Meters per second

• C. Kilometer per second

• D. Second per kilometer

2. Suppose a car is travelling at a speed of 14 meter per 5 second, and it even speed up leading to the speed of 20 meter per 5 second. What is its acceleration?

• A. 1.2 m/s²

• B. 1.25 m/s²

• C. 1.3 m/s²

• D. 0.90 m/s²

3. You want to know how fast the ocean waves are. So, you calculate the frequency and wavelength. The frequency is 0.05 hz and the wavelength is 10 meters. What is its speed?

• A. 0.5 m/s

• B. 0.5010 m/s

• C. 0.10 m/s

• D. 0.55 m/s

4. When stirring a hot coffee using the metal spoon. The temperature of the metal spoon became hotter because the high temperature of the coffee vibrate more rapidly, transferring thermal energy from the coffee to the spoon.

What type of heat transfer is this?

• A. Conduction

• B. Radiation

• C. Light

• D. Connection

5. If an object is not moving, what will be shown in a distance motion graph?

• 
• 
• 
• 

6. What is the matter with the fastest speed sound wave?

• A. Liquid

• B. Gas

• C. Solid

• D. Plasma

7. Why does the Solid have the fastest sound wave?

• A. Because of the arrangement of the wave

• B. Because of the arrangement of the particle

• C. All of the above

• D. None of the above

8. In a desk, there is a ruler and a piece of cloth. The ruler and cloth is rubbed, and it was brought close to a piece of paper. What do you think will happen to the paper?

• A. It will get repelled to the negative charged ruler

• B. It will get attracted to the negative charged ruler

• C. It will get attracted to the paper

• D. It will get repelled to the charged cloth

9. What do we call a phenomenon that when the visible light passes through a prism, it will produce many color (colors of the rainbow)

• A. Disversion

• B. Diversion

• C. Dispersion

• D. Ditersion

6. 10. A vehicle travels from Rigel City to Arcturus City at a constant speed for 400 kilometer in 7 hours. What is the average speed of the vehicle in meters per second? Round it to the nearest hundredths

• 57.14 km/h

• 7.94 m/s

• 7. 7. 93 m/s

• 57.15 km/h