in an air-free chamber, a pebble is thrown horizontally, and at the same instant a second pebble is dropped from the same height. which pebble is traveling faster when it reaches the ground? responses

Respuesta :

They hit at the same time.

Correct answer is C.

What happens to velocity when a ball is thrown horizontally?

Gravity produces a downward vertical acceleration with a magnitude of 9.8 m/s/s, but a projectile's horizontal velocity is constant (a value that never changes). The vertical velocity of a projectile varies by 9.8 m/s per second and is independent of its horizontal motion.

When a ball is thrown horizontally and another is dropped which will be faster?

Since both balls experienced the same acceleration, their time to reach the ground should have been the same. same vertical speed, thus. It goes without saying that a ball thrown horizontally will move quicker.

What is Acceleration?

Acceleration is the term used to describe how quickly a velocity varies over time.

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I understand that the question you are looking for

In an air-free chamber, a pebble is thrown horizontally, and at the same instant a second pebble is dropped from the same height. which pebble is traveling faster when it reaches the ground?

A) The thrown pebble hits first.

B) The dropped pebble hits first.

C) They hit at the same time.

D) We cannot tell without knowing which pebble is heavier.