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aleksandr82 [10.1K]
3 years ago
12

The table below shows the level of carbon dioxide in the atmosphere for a period of 50 years.

Physics
1 answer:
yan [13]3 years ago
6 0

Answer: The level of CO2 has risen.

Explanation:

From the table shown, we can see that the quantity of CO₂ in the atmosphere has steadily risen since the year 1960 going from 317 CO₂PPM in that year to 390 CO₂PPM in 2010.

This is a cause for alarm because with so much carbon dioxide in the atmosphere, there will be an even greater greenhouse effect that will contribute to global warming.

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Please help me :))))) no links, and BRAINLIEST to CORRECT answers ONLY.
padilas [110]

Answer:

D. Effort Force

Explanation:

3 0
3 years ago
Read 2 more answers
4. What happens to the composition of an atom to cause it to become positively or negatively charged?
MakcuM [25]
In an atom, you have three particles: protons, electrons, and neutrons. 

When you add or subtract electrons from an atom, it means that there are either more protons than electrons (positively charged) or there are more electrons than protons (negatively charged).

You cannot add or subtract protons since they are the atomic number, which means the number of protons determines the element. Neutrons have a neutral charge, so they wouldn't affect the charge at all.
8 0
3 years ago
If the current flowing through a circuit of constant resistance is doubled, the power dissipated by that circuit will Group of a
Artist 52 [7]

Answer:

P' = 4 P

Therefore, the power dissipated by the circuit will becomes four times of its initial value.

Explanation:

The power dissipation by an electrical circuit is given by the following formula:

Power Dissipation = (Voltage)(Current)

P = VI

but, from Ohm's Law, we know that:

Voltage = (Current)(Resistance)

V = IR

Substituting this in formula of power:

P = (IR)(I)

P = I²R   ---------------- equation 1

Now, if we double the current , then the power dissipated by that circuit will be:

P' = I'²R

where,

I' = 2 I

Therefore,

P' = (2 I)²R

P' = 4 I²R

using equation 1

<u>P' = 4 P</u>

<u>Therefore, the power dissipated by the circuit will becomes four times of its initial value.</u>

4 0
3 years ago
A factor that determines the inertia of an object is
Mars2501 [29]
Height, weight, size
7 0
3 years ago
Describe the relationship between input force, output force,<br>and load force.​
g100num [7]

Answer: the relationship between the input force and output force is that, Input Force represents the amount of force that you put into another object (which is considered as the load force) while Output Force represents the force that a specific object has as a result of the input force.

Explanation:

Using a lever as an example, a broom is a lever used to sweep floors, the input force is applied by one of the arm used in sweeping, while the output force is on the other edge of the broom (broom tip)

5 0
3 years ago
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