How much thermal energy is needed to produce 1 cubic meter of steam

Is hydroelectricity animate or inanimate?

A criminalist collects small strands of fabric from a crime scene. Which type of evidence is he detecting? latent evidence trace evidence direct evidence gross evidence

How do mass and distance affect gravity?

A soccer ball is kicked to a 30-m/s speed. while being kicked, the amount of force of the player's foot on the ball is

The invention of the microscope made it possible for people to discover a-plants b-skin c-animals d-cells.

Why do scientist use radioactive decay to figure out how old stuff is

The power of a machine measures A. its rate of doing work. B. its strength. C. the force it produces. D. the work it does.

the acceleration of gravity is 28 times on sun than earth. Imagine there is a space suit that let you stand on sun. Calculate the weight of 100 kg person on earth in newtons

A force of 20 n acts upon a 5 kg block, calculate acceleration of the object

What resultant force is needed to accelerate a train of mass 3.41000000 kg from rest to 15.0ms in exactly 20s