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BARSIC [14]
4 years ago
5

Can someone help me with #7

Physics
1 answer:
bekas [8.4K]4 years ago
7 0
The ratio of (new volume / old volume) is the same as the ratio of (new temperature / old temp).

Just remember that you have to use the ABSOLUTE temperatures.

An absolute temperature is (Celsius + 273).
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Plz help >:
svlad2 [7]

Answer:

10m

Explanation:

The object distance and image distance is the same from the mirror. so the image is 5m behind the mirror.

5+5=10

5 0
3 years ago
NEED ANSWER ASAP
kari74 [83]

Answer:

the circles are called Sun spots.  they are colder than the surrounding area.

Explanation:

4 0
3 years ago
Earth recycles water through select all that apply
Natasha2012 [34]

Answer:

evaporation to condensation to precipitation.

6 0
3 years ago
Read 2 more answers
The Milky Way and Andromeda galaxies are members of the Local Group, a cluster of more than 50 galaxies spread across a spherica
fenix001 [56]

Answer:

2400 cm

Explanation:

The milky way has diameter of 100000 light years.

100000\ ly=24\ cm\\\Rightarrow 1\ ly=\frac{24}{100000}\ cm

The local group is the collection of galaxies which includes the milky way.

10 million light years is the diameter of the local group.

10\times 10^6\ ly=10\times 10^6\times \frac{24}{100000}\ cm\\\Rightarrow 10\times 10^6\ ly=2400\ cm

Hence, the diameter of the scale model of the local group would be 2400 cm

5 0
3 years ago
Gauss's law: Group of answer choices can always be used to calculate the electric field. relates the electric field throughout s
kvasek [131]

Answer:

relates the electric field at points on a closed surface to the net charge enclosed by that surface.

Explanation:

Gauss Law states that overall electric flux of a closed surface is equivalent right to charge enclosed which is divided by the permittivity. In other words Gauss Law stress that

net electric flux that pass through an hypothetical closed surface is equivalent to overall electric charge present within that closed surface.

The Gauss law can be expressed mathematically as

ϕ = (Q/ϵ0)

Q = total charge within the surface,

ε0 = the electric constant

5 0
3 years ago
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