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4vir4ik [10]
3 years ago
15

Why do compost piles get warmer as time passes

Physics
2 answers:
viktelen [127]3 years ago
5 0
As the organic materials in compost decompose aerobically (meaning they use oxygen to break down the material), the microbes and other organisms breaking down the compost release carbon dioxide and heat. 
12345 [234]3 years ago
4 0
Because of the sun shining on the compost pile.
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What is the atmospheric pressure and temperature at sea level in a standard<br> atmosphere?
Lady bird [3.3K]

Answer:

The tropospheric tabulation continues to 11,000 meters (36,089 ft), where the temperature has fallen to −56.5 °C (−69.7 °F), the pressure to 22,632 pascals (3.2825 psi), and the density to 0.3639 kilograms per cubic meter (0.02272 lb/cu ft). Between 11 km and 20 km, the temperature remains constant

Explanation:

Hope this helped, Have a wonderful day!!

4 0
3 years ago
What is the value of g on the surface of saturn? assume msaturn = 5.68×1026 kg and rsaturn = 5.82×107 m?
yKpoI14uk [10]
<span>F = GMm/r^2 but we don't want force we want acceleration. F = ma combining the two ma = GMm/r^2 cancelling m from both sides a = GM/r^2 where G is the universal gravitational constant M is the mass of Saturn and r is the radius of Saturn. g(Saturn) = a = (6.67x10^-11m^3kg^-1s^-2)(5.68x10^26 kg)/(5.82x10^7m)^2 g = 11.18 m/s^2 round to 11.2 m/s^2</span>
7 0
3 years ago
How much heat is needed to raise the temperature of 7g of Water by 20° C
beks73 [17]

the answer to your question is 10.5 kJ

6 0
3 years ago
You hold a ruler that has a charge on its tip 6 cm above a small piece of tissue paper to see if it can be picked up. The ruler
Fed [463]

Answer:

9.81 × 10⁻¹⁰ C

Explanation:

Given:

Distance between the tissue and the tip of the scale, r = 6 cm = 0.06 m

Charge on the ruler, Q = - 12 μC = - 12 × 10⁻⁶ C

Mass of the tissue = 3 g = 0.003 Kg

Now,

The force required to pick the tissue, F = mg

where, g is the acceleration due to gravity

also,

The force between (F) the charges is given as:

F=\frac{kQq}{r^2}

where,

q is the charge on the tissue

k is the Coulomb's constant = 9 × 10⁹ Nm²/C²

thus,

mg=\frac{kQq}{r^2}

on substituting the respective values, we get

0.003\times9.81=\frac{9\times10^9\times(-12\times10^{-6})\times q}{0.06^2}

or

q = 9.81 × 10⁻¹⁰ C

Minimum charge required to pick the tissue paper is 9.81 × 10⁻¹⁰ C

3 0
3 years ago
Why do motors have gaps or breaks throughout the rotor and commutator?
Marat540 [252]

Answer: Its the second option

Explanation:

I have the same text and everything I had did it yesterday and picked the second one and it was right so yea. Hopefully that helps. Is this fro STEM physics

4 0
3 years ago
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