A car traveling at 45 m/s starts to decelerate steadily. It comes to a complete stop in 10 seconds. What is it's acceleration

Which causes an air conditioner

Why is understanding the concept of forces, friction and gravity important?

Spaceship flies past mars with a speed of 0.985c rela - tive to the surface of the planet. when the spaceship is directly overhead, a signal light on the martian surface blinks on and then off.

Why is the warm air rising while the cold air is sinking

35 grams of salt is dissolved in 500 grams of total solution. What is the percent by mass of salt?

StarsA. begin as protostars, which fire up when they collapse and become denser and hotter. B. create elements by splitting the nuclei of small atoms into the nuclei of larger atoms. C. have unlimited amounts of fuel and therefore exist indefinitely.

The "atomic weight" of an atom reflects the average number of A) protons. B) neutrons. C) electrons. D) protons + neutrons. E) protons + neutrons + electrons.

How fast would a 2-kilogram object need to move to have the same kinetic energy as a 4-kilogram object moving at 8 meters per second?

The frequency of the George Washington Bridge is 2.05 Hz. What is its period?

Is speed and average speed the same thing?