A racecar burns gasoline to power its engine. As the car is racing around a track, what energy is involved in the system? Check all that apply.

- mechanical energy

- chemical energy

- thermal energy

- electromagnetic energy

Two small identical conducting spheres are placed with their centers 0.32 m apart. One is given a charge of 12 ✕ 10-9 C, the other a charge of - 17 ✕ 10-9 C. (a) Find the electrostatic force exerted on one sphere by the other.

Summarize how the force of gravity factors into at least three processes in the formation of stars.

1. What force (s) are acting on the coin as it sits on the note-card before it falls?

What does it mean reiki

Changes in the way atoms are? together occur when compounds form

The characteristics that follow are characteristics of two of Galileo's surviving double-convex lenses. The numbers given are magnitudes only; you must supply the correct signs. L 1: front radius 950 mm, rear radius 2700 mm, refractive index 1.

Which car has the most kinetic energy? A car of mass 1500 kg with speed 5 m/s or A car of mass 1300 kg with speed 3 m/s or a car of mass 1200 kg with speed 2 m/s or a car mass 1400 kg with speed 4 m/s

A 500 kg table with 4 legs rests on solid flat ground. I place 3 books on the center of the table with masses of 10 kg, 20 kg and 30 kg respectively. What is the normal force between the ground and one leg of the table?

Fluorine-21 has a half-life of approximately 5 seconds. What percentage of the original nuclei would remain after 20 seconds

Which of these is an example of a totalitarian regime A.) Canada under prime minister Trudeau's rule B.) the Soviet Union under Josef lo