Mai jogs 800 m north and then turns and jogs 200 m back to the south. What is her velocity if it takes her 400 seconds?

A. 2.5 m/s north

B. 2.5 m/s south

C. 1.5 m/s south

D. 1.5 m/s north

The inner ear has hair-like nerve cells that differ in length by tiny amounts and have different degrees of resistance to the fluid that passes over them in the cochlea. Each hair cell has a natural sensitivity to a particular frequency.

The loudness of sound is determined by what?

Which of the following is an example of homeostasis? O A. If you are sleepy, you can drink coffee to stay awake. O B. When you drink a lot of water, you urinate (pee) more than usual O C.

Numbers may be entered in several formats - including scientific notation and numerical expressions. WebAssign uses standard scientific or "e" notation for "times 10 raised to the power." For example, 1e3 is the scientific notation for 1000.

Which situation involves shear? a. convergent boundaries b. isolated rift valleys c. volcanic mountain ranges d. frequent shallow earthquakes e. new rock formations

A (n) __is a push or a pull. force motion velocity acceleration

A 2000 kg truck is at rest at a stop sign. A 1100kg car collides head-on with the truck. The car was moving at 15.0m/s before the collision if the collision was completely inelastic, what is the velocity of the car and the truck after the collision?

The muscles of a runner transform chemical potential energy into what?

Compare how your weight, mass, and the normal force exerted by the floor change when you are in an elevator that starts from rest and accelerates upward.

When experiencing loss in your life, you are likely to experience grief, but not stress True or False