3 years ago

What is the exchange of gases between the lungs and the blood?

1 answer:

5 0

It is called external respiration; the exchange of gases between alveoli of the lungs and blood, it exchanges carbon dioxide from the blood and oxygen from the air and are transported to the body from there.

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Other than clouds, how else do we use condensation?

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3 years ago

50N of force is applied to a kg box. What will the acceleration be

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<h2>ANSWER:</h2>

$\huge\boxed{50\frac{m}{s^-2}}$

DATA:

Force = 50N

Mass of the Body = 1kg

Acceleration = ?

<h2>_____________________________________</h2><h3>SOLUTION:</h3>

By the second law of newton,

F = ma

Rearrange the equation,

a = $\frac{F}{m}$

Substitute the variables in the equation,

a = $\frac{50}{1}$

OR,

a = 50 m/s^2

Best Regards,

'Borz'

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