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Calix98go
Answered

HII. Write TRUE if the statements is correct and FALSE if it's not correct.
1. Potential energy depends on mass and height of an object
2. Kinetic energy depends on mass and velocity of an object.
3. Reflection is usually described as the turning back of the wave as it hits a barrier
4. A sound wave travels from air of higher temperature to lower temperature.
5. Sound waves travel slower in cooler air than in warmer air.
6. Echo is an example of refraction of sound
7. Concert is better to hold during daytime rather than nighttime
8. An elastic object possess kinetic energy
9. A stretched rubber band has potential energy
10. Potential Energy is Energy in motion.​

Sagot :

Meljefespantsgo

Answer:

1. false

2.false

3.true

4.false

5.false

6.true

7.true

8.false

9.false

10.true

Explanation:

SANAMAKATULONG

Encalladomonikgo

Answer:

1.true

2.False

3.True

4.true

5.true

6.false

7.false

8.true

9.true

10.false

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