As a fire truck approached Mary, the pitch of the siren got higher. once the fire truck passed and moved away, the sirens pitch got lower. this change in pitch is because in the sound waves

13. A man standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down the man continues moving forward at the original speed. This is an example of the effect of A. gravity. B. inertia. C. velocity. D.

Moore said there are two electrons in the first shell then how many electrons would there be in the first shell of an atom of the atom

Jamal heats a metal rod to 75oC and drops it into a bucket of tap water. How does the motion of the water molecules change as a result? A) The water molecules do not change. B) The water molecules move and vibrate faster.

How many like does it take to get to the center of a tosipop

How often should cardio exercises be performed? A. Never B. Three to five times a month C. Three to five times a week D. Three to five times a day

V is the velocity of a particle moving along the x axis as shown. If x = 2.0 m at t = 1.0 s, what is the position of the particle at t = 6.0 s?

A compound consisting of atoms of small atomic mass is more likely to require

Wave can be described as A. a continuous transmission of energy from one location to the next B. The disturbance of particles in an area C. The transmission of energy through individual particles D. The motion of particles in a medium

A germ is also called a microorganism or a microbe. True False

What is 1.33Ω plus 2Ω?