Answer:
He examined covered and uncovered meat to determine that maggots came from eggs.
In other other words A
Answer:
The sum of PE and KE remains constant
Explanation:
Separate the barriers so they have a 2cm gap between them.
That would be the dump truck. Momentum depends on how heavy a certain object is in motion. The more weight it has the harder it is to stop.
Answer:
Zero
Explanation:
It is given that,
A person swims to the other end of a 20m long pool and back.
We need to find his displacement.
Displacement = shortest path covered
He reaches at the same position as from where he has started. It means the shortest path covered is equal to 0 i.e. his displacement is zero.
