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ss7ja [257]
3 years ago
13

A student is pushing a box across the room. To push the box three times farther, the student needs to do how much work?

Physics
1 answer:
Travka [436]3 years ago
8 0

Answer:

Removing some of the books reduced the mass of the box, and less force was needed to push it across the floor.

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_________ is a process in which water moves through a membrane
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Answer:

osmosis

Explanation:

osmosis is the movement of solvent materials through a semi permeable membrane into a region of solute concentration, therefore water moving through a membrane is an osmotic process.

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What is photographic film
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Explanation:

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A circuit is constructed with six resistors and two batteries as shown. the battery voltages are v1 = 18 v and v2 = 12 v. the po
VladimirAG [237]

Answer:

V4=9.197v

Explanation:

Given:

V1= 18v ,V2= 12v ,r1=r5=58ohms ,r2=r6=124ohms , r3=47ohms ,r4= 125ohms

V4= I4R4 = V2/(R4 + R5)×R4

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5 0
3 years ago
In general, which type of compound tends to have the lowest melting point?
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A. Molecular solids tend to have lower melting points than Ionic so it would be Ionic if it weren't for Molecular.

5 0
4 years ago
Read 2 more answers
A train travels 200km/hr. how much distance will the train be from the station in 2.5 hours?
SCORPION-xisa [38]

Answer:

500km

Explanation:

Given parameters:

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Time taken  = 2.5hrs

Unknown:

Distance  = ?

Solution:

To solve this problem, we use the speed, time and distance equation.

   Therefore;

  Distance  = Speed x time

So;

  Distance  = 200 x 2.5  = 500km

6 0
3 years ago
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