Why do astronauts muscles weaken?

An example of objects the move in revolution

A bus slows down uniformly from 75.0 km/h (21 m/s) to 0 km/h in 21 s. How far does it travel before stopping

Why do some scientists believe the exosphere should not be considered a part of the atmosphere? A. It has virtually no gases from the earth in it. B. The atmosphere already has numerous layers. C.

When Cannon and Washburn measured stomach contractions with a balloon, they found that?

What is the power required to raise a 1.81x10^4 newton elevator 12.0 meters in 22.5 seconds? a) 8.04x10^2 W b) 9.65x10^3 W c) 2.17x10^5W d) 4.89x10^6W

In order for an object to accelerate, what must be applied?

The switch S is closed at t = 0 (assume that the battery voltage remains constant at 10V and the resistance of the inductor is negligible).

Atoms are the smallest portions of an element that retain the original characteristics of the element. True or false

Which statement is true about light when it slows down upon entering another medium A. Light bends less, and there is a greater refraction B. Light bends more, and there is a greater refraction C. light bends less, there is a less refraction D.

Why can you cross sentran type of animals