Running for his life, Riley travels 100m in 9.83s. What was his average velocity in

"m/s" and "km/h"?

Which example involves the transformation of chemical energy directly into light energy?

A body is pulled along a horizontal force of 20N, calculate the work done in moving distance of 40m

Helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat some respiratory ailments. What percent (by moles) of He is present in a helium-oxygen mixture having a density of 0.518 g/L at 25 ∘ C and 721 mmHg?

You have a string with a mass of 0.0123 kg. 0.0123 kg. You stretch the string with a force of 8.37 N, 8.37 N, giving it a length of 1.81 m. 1.81 m.

Albert pushes a 6 kg box across a level floor. He pushes with a force of 43 N and observes that the box accelerates in the direction of his push at a rate of 2 m / s 2. What is the net force acting on the box

Is it possible for a nazi style government to exist in the modern world? Explain why or why not.

What is likely to happen if a balloon that was blown up at a low altitude is brought to a high altitude? Why would this occur?

Elements have the same number of __as you move from left to right

What occurs when a liquid changes to a gas below its surface as well as on the surface? a. Sublimation b. Boiling c. Condensation d. Evaporation

Theory that many different realities are happening at once True or false