What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

A rock is lying on a rock ledge that is 3 m high. The rock as 120 J of potential energy. What is the mass of the rock?

Sonja [21]

$\\ \sf\Rrightarrow PE=mgh$

$\\ \sf\Rrightarrow m(10)(3)=120$

$\\ \sf\Rrightarrow 30m=120$

$\\ \sf\Rrightarrow m=4kg$

Mass=4kg

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2 years ago

Helpppp!!!

zubka84 [21]

Answer:

B

Explanation:

7 0

3 years ago

How to calculate displacement in physics?

Dmitry [639]

Here ya go (: In physics, you find displacement by calculating the distance between an object’s initial position and its final position. In physics terms, you often see displacement referred to as the variable s. The official displacement formula is as follows: s = sf – si.

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3 years ago

Read 2 more answers

What is the medium through which sound travels inside a bird’s body? (HINT: three-letter word)

Korvikt [17]

The medium through which sound travels inside a bird’s body is the air. This is further explained below.

Generally, Air is simply defined as the invisible combination of gases, and this gas exists around the Earth.

In conclusion, Sound wave allows birds to communicate.

Read more about sound

brainly.com/question/14595927

#SPJ1

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