What is the kinetic energy of a 1,350kg car traveling at a speed of 12m/s?

Which statement best describes the relationship between activation energy and rate of reaction? Increasing the activation energy can increase the rate of a reaction. Decreasing the activation energy can increase the rate of a reaction.

Which two elements have similar characteristics?

Jana lifted a 200-newton weight over her head to a distance of 2 meters above the ground. How much work did she do?

When a rattlesnake strikes, its head accelerates from rest to a speed of 28 m/s in 0.65 seconds. Assume for simplicity that the only moving part of the snake is its head of mass 170 g.

The height h (in feet) of an object shot into the air from a tall building is given by the function h (t) = 650 + 80t - 16t2, where t is the time elapsed in seconds. (a) Write a formula for the velocity of the object as a function of time t.

Which force keeps you near earths surface?

Name one process that requires a force in the human body.

Which describes the electric forces inside an atom

Why can radio telescopes be used 24 hours a day?

How do you find mass, volume and density? Any formulas?