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In-s [12.5K]
4 years ago
14

A unit is an amount used to measure something True or false

Physics
1 answer:
Neporo4naja [7]4 years ago
7 0

I do not know

hi I thinks the answer is Tralse

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Which law is described by saying that doubling the absolute temperature will double the pressure of a sample of gas in a rigid c
damaskus [11]

Answer:

Gay Lussac law

Explanation:

Gay Lussac law states that for a gas kept at constant volume (so, in a rigid container), the pressure of the gas is directly proportional to the absolute temperature.

In mathematical formula:

\frac{p}{T}=k

where

p is the gas pressure

T is the absolute temperature

According to this law, we see therefore that if the absolute temperature of the gas is doubled:

T' = 2T

The pressure will also double:

\frac{p}{T}=\frac{p'}{T'}\\p' = p \frac{T'}{T}=p\frac{2T}{T}=2p

8 0
3 years ago
Read 2 more answers
A 480 g peregrine falcon reaches a speed of 69 m/s in a vertical dive called a stoop. If we assume that the falcon speeds up und
LiRa [457]

Answer:

The minimun height is 242 [m]

Explanation:

We can solve this problem by using the principle of energy conservation, where potential energy becomes kinetic energy. We will take the point where the Falcon reaches the speed of 69 (m/s), as the point where the potential energy is zero, i.e. it will be the reference point.

At the reference point all potential energy has been transformed into kinetic energy, therefore the kinetic energy can be calculated.

E_{k}=0.5*m*v^{2} \\ where:\\v = velocity = 69 [m/s]\\m = mass = 480[g] = 0.480[kg]\\E_{k} = kinetic energy [J]\\E_{k} =0.5*0.48*(69)^{2} \\E_{k} =1142.64[J]

Now we can calculate the elevation with respect to the reference point using the definition of the potential energy.

E_{p}=m*g*h\\ E_{p}=E_{k} \\therefore\\h= E_{p}/(m*g)\\h= 1142.64/(.48*9.81)\\h=242[m]

4 0
3 years ago
Please answer. True or false and how do you know?
blagie [28]

Answer:False

Explanation:

4 0
3 years ago
Read 2 more answers
If cooling occurred at the bottom of a lake instead of its surface, the lake
AlladinOne [14]
No because the top has more oxygen to it which will break the particles up and have them freeze easier.

so if something froze at the bottom of the lake it would float to the top and that's why water always freezes from the top down :))
5 0
3 years ago
Read 2 more answers
Something that orbiys other things in space​
MAXImum [283]

Answer: well we all orbit the sun all the planets do so the

SuN

Explanation: two words common sense

8 0
3 years ago
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