Which step is usually not performed when finding a pulse?
a. using the carotid arteries on either side of the neck

b. counting the number of heartbeats for six seconds

c. making a fist to find a pulse in the wrist

d. multiplying the total number of heartbeats by six

Which of the following is not am example of a polymer? protein nylon kevlar concreta

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)