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swat32
4 years ago
9

How does human activity affect earth systems, and how can our actions reduce environmental impacts?

Chemistry
1 answer:
Sophie [7]4 years ago
4 0

Answer:

Human Impacts on the Environment. Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

Explanation:

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A neutral atom has a mass number of 108 and in atomic number of 47 which atom is this? explain how you know.
Colt1911 [192]
Mass number of Silver: The element Silver (Symbol Ag) has the Atomic Number of 47. The number of protons in atom of silver is therefore 47. Silver has the Atomic Mass weight of 107.87. Round to the nearest whole number. The mass number of silver is therefore 108.
3 0
3 years ago
The energy of flowing electrons
Komok [63]

Answer:

C. ElectricalElectrical

Explanation:

( it might be wrong pls dont report me just let me kno y its wrong )

7 0
3 years ago
How much work is required to lift a 0.500 kg block 18.5 m?
kipiarov [429]

Answer:

Work = 90.65 j

Explanation:

Given data:

Mass = 0.500 Kg

Distance = 18.5 m

Work done = ?

Solution:

Work = force . distance

Force = mg

Work = mg.distance

Work = mgh

Work = 0.500 Kg × 9.8 m/s²× 18.5 m

Work = 90.65 Kg .m²/s²

Kg .m²/s² = j

Work = 90.65 j

3 0
4 years ago
under a pressure of 1.0 atm , a confined gas has a volume of 750mL. at constant temperature, the pressure is increased until the
stealth61 [152]

Answer:

1.23 atm

Explanation:

Given data

  • Initial pressure (P₁): 1.0 atm
  • Initial volume (V₁): 750 mL
  • Final pressure (P₂): to be calculated
  • Final volume (V₂): 610 mL

For a gas sample, <em>there is an inverse relationship between the pressure and the volume</em>, that is, when the pressure is increased, the volume decreases. Mathematically, for  an ideal gas at constant temperature, we can find the final pressure using Boyle's law.

P_1 \times V_1 = P_2 \times V_2\\P_2 = \frac{P_1 \times V_1}{V_2} = \frac{1.0atm \times 750mL}{610mL}=1.23 atm

4 0
4 years ago
Whats one example of density in your everyday life in your own thoughts
sineoko [7]

Answer:

Explanation:

One example of destiny in my everyday life and own thoughts is like my wish to become a singer in the future

4 0
3 years ago
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