2 years ago

1pt The process by which rock minerals are changed by natural processes into new substances is known as:

Physics

1 answer:

vagabundo [1.1K]2 years ago

8 0

The answer is A because you have to have erosion

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Vera_Pavlovna [14]

Answer: when in doubt go with B

Explanation:

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2 years ago

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A person pushes a 125 kg object initially at rest on a frictionless surface. The object ends up with a final velocity of 1.40 m/

mr Goodwill [35]

Answer:

a person pushes a 125 kg

Explanation:

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2 years ago

Solve each problem. Be sure to show your work and give a final answer with units rounded to the given number of significant figu

Alex Ar [27]

Answer:

1. the voltage will be 2.35×12.5 = 29.4V

2. the resistance would be 9.0/6.2= 1.45ohms

3. in series they will add up thus 4+8+12= 24ohms

4. in parallel it will be 2.18ohms

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2 years ago

Define parallax as it relates to stars and explain how it can be used to determine stellar distances.

FrozenT [24]

Astronomers can measure a star's position once, and then again 6 months later and calculate the apparent change in position. The star's apparent motion is called stellar parallax. The distance d is measured in parsecs and the parallax angle p is measured in arcseconds.

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5 0

2 years ago

35. (II) A 28-g rifle bullet traveling 190 m/s embeds itself in a 3.1-kg pendulum hanging on a 2.8-m long string, which makes th

pentagon [3]

Answer:

Explanation:

Let mass of bullet = m1 = 28g= 0.028 kg

mass of pendulum = m2 = 3.1 kg

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2 years ago