Aworker pushes horizontally on a large crate with a force of 200 n, and the crate is moved 3.5 m. how much work was done in joules?

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

Which branches of natural science include the study of an organism that lived 10 million years ago