Assume these objects are moving and have the same velocities. Rank them based on the amount of kinetic energy

they have, from highest to lowest.

1.) bicycle

2.) roller skate

3.) Car

7. For the following questions, use a periodic table and your atomic calculations to find the unknown information about each isotope: You have an neutrally charged isotope with 30 electrons and a mass number of 64.

When a diver jumps off a diving board into a pool, while in the air, it is easier to somersault while their body is tucked into a ball-like shape and harder while their body is extended?

light travels frkm air (n=1.00) i to water (n1.33). if the angle of refraction is 30°, what is the angle of refraction

What is the thermal energy of an object? the total kinetic and potential energies of its partick the total kinetic energy of its particles the total potential energy of its particles its total temperature

Which element has the fewest valence electrons?

A sled being dragged to the right across loosely packed snow with a rightward acceleration

Imagine two artificial satellites orbiting earth at the same distance. one satellite has a greater mass then the other one which of the following would be true about there motion? 1.

What is energy? (Not the answer from google search.)

Explain why the friction force between two surfaces increases if the force is pushing the surfaces together increases.

As energy moves in waves through the water, the water moves a. in waves toward shore. c. in the direction of the waves. b. in a small circular movement. d. against the current.