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77julia77 [94]
3 years ago
7

As the building collapses, the volume of air inside the building decreases, while the mass of the air stays the same. This means

that the _____ of the air inside the building will increase.
Physics
1 answer:
Ymorist [56]3 years ago
4 0

Answer:

Density

Explanation:

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What happens to the gravitational force between two objects when the distance between them increases by 3 times?
quester [9]

Answer:

it decrease by 9 times

Explanation:

If the separation distance between any two objects is tripled (increased by a factor of 3), then the force of gravitational attraction is decreased by a factor of 9 (3 raised to the second power).

3 0
3 years ago
CI. Design challenge: Your goal is to build a compound microscope than can at least double the size of the object. We will const
lilavasa [31]

Answer:

2. 17.7cm

3. -7 that is magnification

Explanation:

See attached handwritten document

6 0
3 years ago
If the mass of a material is 41 grams and the volume of the material is 8 cm^3, what would the density of the material be?
Semenov [28]
The equation for finding density is Mass divided by volume.

41/8=5.125 grams per cubic meter.
5 0
3 years ago
A weather balloon has a volume of 35 L at sea level (1.0 atm). After the balloon is released it rises to where the air pressure
Mamont248 [21]

Answer:

P₁ = 1.0 atm

V₁ = 35 L

P₂ = 0.75 atm

Formula:

P₁V₁ = P₂V₂

Solution:

P₁V₁ = P₂V₂

V₂ = P₁V₁ / P₂

V₂ = (1.0 atm)(35 L) / 0.75 atm

V₂ = 47 L

Final Answer:

V₂ = 47 L

4 0
3 years ago
Pls help me with science
Degger [83]

As the earth rotates on its own axis every 24 hours the hemisphere facing the sun will experience summer while the other hemisphere will experience winter in addition the earth rotates around the sun every 365.25 days with an axis tilt of 23.5 degrees.This allows for the hemisphere tilting towards from the sun to experience daylight while the area of the earth tilting away from the sun to experience night while the area of the earth tilting towards the sun to experience summer

3 0
3 years ago
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