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telo118 [61]
3 years ago
8

2 Points When must scientific theories be changed?

Physics
1 answer:
Valentin [98]3 years ago
8 0

Answer:when the two points get added.

Explanation:

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Which of the following statements are true?
Likurg_2 [28]

Answer:

Explanation:

(A) True: It is true.

In junction law, the current entering at a junction is equal to teh current leaving at the junction.

(B) False: It is false.

The kirchhoff's junction law is based on the conservation of charge.

(C) True: It is true.

Energy is used in the circuit.

(D) True: It is true.

It is based on the conservation of charge.

4 0
3 years ago
Calculate the pressure exerted on the floor when an elephant who weighs 6000 N stands on one foot which has an area of 20 m2
kondor19780726 [428]

Answer:

300 Pascal

Explanation:

Given

weight or force (F) = 6000 N

area (A) = 20 m²

pressure (p) = ?

we know

the force acting normally per unit area is pressure. So

P = F / A

= 6000 / 20

= 300 Pascal

Hope it will help :)

3 0
3 years ago
If 2 objects had the same momentum, what must be true about the mass of the object that traveled the fastest?
julsineya [31]

Yes, the above-given statement is true

<u>Explanation:</u>

  • The product of the mass x the velocity will be the same for both. Momentum is the action of a body with a particular mass through space and there is the conservation of momentum.
  • Momentum is described as the mass of the object multiplied by its velocity.
  • <u>Momentum (p) = Mass (M) * Velocity (v)</u>
  • Therefore for two objects with many masses to have a similar momentum, then the lighter one has to be moving quicker than the heavier object.

4 0
3 years ago
The diameter of the moon is a little less than the distance across the United States. Please select the best answer from the cho
dlinn [17]

Answer:

true

Explanation:

The diameter of the Moon is 3474 km. The distance across the United States, from Florida to Washington, is 4509.382 km.

6 0
3 years ago
Read 2 more answers
Suppose the U.S. national debt is about $15 trillion. If payments were made at the rate of $1,500 per second, how many years wou
Delvig [45]

Answer:

This question has already been answered.

Explanation:

brainly.com/question/13542582

3 0
3 years ago
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