The speed of sound will be different if which of the following happens?

-The sound travels through different materials.

-The sound gets louder and louder.

-The source of the sound is moving.

-The source of the sound is heated.

The hottest climates on Earth are located near the Equator because this region 1 is usually closest to the Sun 2 reflects the greatest amount of sunlight 3 receives the most hours of daylight 4 receives the most direct sunlight

1) You did 7,500 Joules of work by running up son power did you exert? of work by running up some stairs in 2.3 seconds. What Power did you exert?

The gravitational force between 2 objects increases as mass

Why a rural area might be a safer place to experience an earthquake than a large city?

What must be the same for any two resistors that are connected in series? A. The current in each B. The voltage drop across each C. The resistance of each D. The power used by each

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

Since 1 pound = 4.45 newton, what is your earth weight in newtons?