How much work is performed when a 42kg crate is lifted to a height of 2m?

Is mechanical advantage always greater than one?

Which statement correctly relates science and its influence on society? a) Science can neither solve societal problems nor influence societal decisions. b) Science can solve societal problems, and it can affect societal decisions.

Understand Key Concepts Which is NOT a fluid? A. helium B. ice C. milk D. Water

So whats the answer for this question nobody not telling me

What is the relationship between weight and mass? Which is an intrinsic, unchanging property of a body?

At what temperature did the substance in the test tube into a solid?

What occurs when the velocity of Earth is doubled? a. The orbit of Earth around the Sun becomes smaller b. The orbit of Earth does not change c. The Earth escapes the Sun d. The orbit becomes more elliptical

When is a body said to be at rest

27. Calculate the impulse when an average force of 10 N acts on a cart for 5.0 s.

A boy on a bicycle is resting at the top of a hill then he rides his bicycle down the hill describe how the boy potential and kineti energy differ at the top middle and bottom of the him