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Alona [7]
3 years ago
14

Answer It's too short. Write at least 20 characters to get a great answer.

Physics
1 answer:
Roman55 [17]3 years ago
8 0

Answer: I think the first option is the best option because water isn't a heat conductor and all the other options are not very accurate.

Explanation:

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You lift a 45-newton bag of mulch 1.2 meters and carry it a distance of 10 meters to the garden. How much 
zysi [14]
To lift the bag straight up takes (F · D) = (45 · 1.2) = 54 joules of energy (work).

Moving the bag horizontally 'across' gravity requires no work.
It doesn't matter how far.
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4 years ago
A bicycle rider travels 50.0 km in 2 and a half hours.what is the cyclists average speed
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25 is the answer enjoy 25

4 0
3 years ago
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How many boron atoms are there in 5 molecules of BF3? Hint: The symbol for boron is B. Submit​
Thepotemich [5.8K]

Answer:

5 atoms of Boron

Explanation:

Boron makes up approximately 15.944% of the mass and the rest of the 84.056% is Fluorine. There is 5 Atoms because Boron atomic mass is 10.811 in 1 molecule of BF3 and you wanted 5 Molecules.

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3 years ago
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Which graph of motion shows the motion of an object in equilibrium?
Dovator [93]

Answer:

The graph line that doesn't change in amounts.

Explanation:

Meaning if its a straight line horizontally across it is in equilibrium. If you don't know what I mean, search up equilibrium graph, and it will show you what I am talking about.

8 0
3 years ago
A manometer is used to measure the air pressure in a tank. The fluid used has a specific gravity of 1.25, and the differential h
Sloan [31]

Answer:

77.88 lbm/ft³

Explanation:

Given,

Specific gravity, SG = 1.25

Density of water, ρ = 62.30 lbm/ft³

density of the fluid =

   = S.G x ρ_{water}

   = 62.30 x 1.25

   = 77.88 lbm/ft³

Density of the fluid is equal to 77.88 lbm/ft³

3 0
4 years ago
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