Explanation

Some people revel in gossip.

The phrasal verb "revel in" means to greatly enjoy or take pleasure in something

So, "revel in gossip" means to enjoy gossiping.

Explanation

The total work done in moving a body along a closed path in a gravitational field is always zero.

This is because the gravitational field is conservative,

Meaning the work done by the conservative force is independent of the path taken and

Only depends on the initial and final positions,

And for a closed path, the initial and final positions are the same.

Explanation

She has been supporting her family since her husband’s death.

وہ اپنے شوہر کی موت کے بعد سے اپنے خاندان کی کفالت کر رہی ہے۔

Since is used to refer to the starting point of an action or situation that continues into the present.

She has been doing it from the time her husband died — and is still doing it.

Explanation

Newton's third law, which is acting on the ball when we throw it straight upward

Newton's third law that in every action there is an equal and opposite reaction.

And we also know that gravity pulls everything toward itself.

Explanation

The major component of the troposphere is nitrogen, which makes up about 78% of the air in this layer

The troposphere also contains a significant amount of oxygen (around 21%)

Smaller amounts of other gases like argon, water vapor, and carbon dioxide. 

Explanation

Explanation

Water is made up of two elements, namely oxygen and hydrogen.

پانی دو عناصر سے بنتا ہے، یعنی آکسیجن اور ہائیڈروجن۔

Elements are pure chemical substances consisting of one type of atom.

Oxygen (O) and hydrogen (H) are both chemical elements that combine to form water (H₂O).

Explanation

40 percent * 75 

(40:100)* 75 

(40* 75):100 

3000:100 = 30

ND-5-09--023

Explanation

Butane is an organic compound with the formula C4H10.

Butane is a saturated hydrocarbon containing 4 carbons, with an unbranched structure.

Explanation

If create is to excreate then cute is to excute

EX is used before the word as create is excreate then cute will be excute