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Charra [1.4K]
3 years ago
13

What is thermal energy?

Physics
2 answers:
lesya692 [45]3 years ago
8 0
Heat comes from the movement of molecules so it's B

Alex_Xolod [135]3 years ago
5 0
I am guessing it is D. Thermal Energy is measure of a substance vaporization. i am so sorry if this is wrong. Have a good day!
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The graph shows a car's velocity over time. During which time period does the car have the greatest acceleration?
Oksana_A [137]

Answer:

Between 0 and 1 seconds (B)

Explanation:

The velocity of the car over time is represented by the line graphed here

the steeper the line, the greater change in velocity that occurred in a given time frame.

The steepest portion of the line is between 0-1 seconds, which means that the greatest rate of change occurred between 0-1 seconds.

(acceleration is the rate of change)

5 0
2 years ago
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Wind in the atmosphere and currents in the ocean are caused by uneven heating that produces______. A. Convection B. The Coriolan
Alona [7]
I believe it's A: Convection, which is caused by air circulating because of uneven heating.
6 0
3 years ago
What Is meant By MA of a machine is 2?​
stich3 [128]

Answer:

See below ~

Explanation:

The Mechanical Advantage (MA) is defined as the ratio between the force produced by the machine to the force applied to it.

=============================================================

So,

⇒ \frac{F(out)}{F(in)} = 2

⇒ This means that the force produced is twice the applied force

7 0
2 years ago
A pendulum has 351 J of potential energy at the highest point of its swing. How much kinetic energy will it have at the bottom o
Annette [7]

1/2 MV²

1/2 351 ×10²

175.5 ×10 ×10

≈ 17,550


7 0
3 years ago
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Mrrafil [7]

The answer is B because it literally says it right there, and I don't wanna make it impossibly confusing for a middle school student, lol.

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3 years ago
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