The force exerted by a machine is called the output force.

Se o Universo tem uma idade definida, de aproximadamente 13,7 bilhões de anos, o que existiu antes do big-bang?

A new metal alloy is found to have a specific heat capacity of 0.321 J / (g⋅∘C). First, 44.5 g of the new alloy is heated to 100. ∘C. Then, it is placed in an ideal constant-pressure calorimeter containing 175 g of water (Vs, water=4.

1.5 m3 of water is mixed with 0.50 m3 of alcohol. The density of water is 1000 kg m-3 and the density of alcohol is 800 kg m-3. What is the density of the mixture with volume 2.0 m3?

True or False Venus is more than five times as far from the Sun as Mercury is

If you increase the force on a object what happens to the acceleration?

In your own words, explain how stalagmites are formed in caves.

How do ants use formic acid to stay alive

Which of the following is not a greenhouse gas? water carbon dioxide nitrous oxide propane

True or false. When populations do not exceed their environment carrying capacity biology communities are stable?

When waves are closely spaced together, how would you describe the pitch that you hear?