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Paraphin [41]
2 years ago
11

Explain what it means when someone says energy can not be created or destroyed.

Physics
1 answer:
Llana [10]2 years ago
3 0

Answer:

Energy is always reused. Energy cannot be created or destroyed because it always turns into some other type of energy.

Explanation:

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The bird that migrates the farthest is the Arctic tern. Each year, the Arctic tern travels
Tanzania [10]

Answer: 131.14km per day

Explanation: since the second half of the terns migration takes 122 days we can assume that the full migration would take 244 days. using this we can divide the total distance by the total amount of days it takes (because speed = distance/time) which is 32,000/244, which would be 131.14

8 0
3 years ago
A crew member is walking on a tugboat that is pulling a barge. The tugboat is moving at a constant speed upstream in a river tha
Marianna [84]

Answer:

v₁

Explanation:

A crew member is walking on a tugboat that is pulling a barge. The tugboat is moving at a constant speed upstream in a river that has a constant downstream current. The velocity of the crew member with respect to the tugboat is v₁. What is the velocity of the crew member with respect to the barge?

velocity is the change in displacement per time.

the velocity of the crew member with respect to the barge is v₁ since the barge is moving in the velocity of tugboat

4 0
4 years ago
A roller skate coming to a stop because of
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Answer:

Laws of the Park: Newton's First Law

If you understand how a skateboard starts and stops, then you already know something about Newton's first law of motion. This law was developed by English scientist Isaac Newton around 1700.

Explanation:

Hope this helps..

8 0
3 years ago
A series circuit has a current of 3 A. The circuit contains a 12 resistor. What is the voltage of the circuit?
muminat

Answer:

36 volts

If the circuit has a current of 3 amps, and a 12 ohm resistor.

12 x 3 = 36volts

6 0
3 years ago
Read 2 more answers
What weight of water is displaced by a 100-ton floating ship? What is the buoyant force that acts on this ship?
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I can never remember whether the '100 T' is the gross weight of the ship or the weight of the cargo it can carry. Let's say it's the gross loaded weight. / / / A 100 ton floating ship displaces 100 tons of water, and the bbuoyant force on it is 100 tons.
8 0
3 years ago
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