Identify two simple machines in this compound machine.

a. screw, lever

b. screw, incline plane

c. double pulley

d. lever, pulley

What is the maximum frequency a human eardrum is able to perceive?

You are carrying a stack of boxes across the room. when you come to a sudden stop, some of the boxes fall forward off of the top of the stack. which law of motion is it?

What part of the gun position equipment supports all of the elevating parts of the gun?

Suppose that a car traveling to the west (-x direction) begins to slow down as it approaches a traffic light. Make a statement concerning its acceleration. a) The car is decelerating and its acceleration is positive.

Which statement accurately describes the use of radioactive decay? Technetium-99 is used as a radioactive tracer because it remains in the body for a long time.

Bernie drove home from a vacation in 1.5 hours. He traveled a total distance of 60 miles. What was his average speed in miles per hour

What advice a personal trainer most likely give u before a workout

An elevator supported by a single cable descends a shaft at a constant speed. The only forces acting on the elevator are the tension in the cable and the gravity. Which one of the following statements is correct? Group of answer choices A.

If the acceleration of a moving object is zero, which of the following best describes its motion

Calculate mass During a softball game a softball is struck by a bat and has an acceleration of 1,500 kg. If the net force force exerted on the softball by the bat is 300 N, what is the softballs mass.