2 years ago

What do you think we can learn about Earth's history by looking at the Grand Canyon?

1 answer:

5 0

We can look at all the ages of the earth since it’s a big crack is reveals many layers of the earth and we can know about chemicals and metals that were in earth and diffrent times

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How much momentum does a 10 kg object have when is moving 30 m/s

nikklg [1K]

P = m x v

P = 30 x 10
=300

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3 years ago

How much total work is done by the force in lifting the elevator from 0.0 m to 9.0 m?

aksik [14]

The total work is

(mass of the elevator, kg) x (9.8 m/s²) x (9.0 m) Joules .

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3 years ago

How do hydrogen bonds affect boiling points?

wel

Answer:

I would say A but am not sure

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2 years ago

What is a point value for an arrow that is on two different colors?

Whitepunk [10]

It depends on what it is closest to but I would say for instance black is 5 points and red is 6 if u land on the line 5.5

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2 years ago

Consider the hydrogen atom as described by the Bohr model. The nucleus of the hydrogen atom is a single proton. The electron rot

riadik2000 [5.3K]

To solve this problem we will apply the concept of centripetal acceleration. This type of acceleration is described as the product between the square of the angular velocity and the turning radius. Mathematically the expression can be expressed as

$a_c = \omega^2 r$