Which does not contain a lens?

eyeglasses

mirror

microscope

a floodlight

Crane lifts a 1,052 kg car. What force in Newtons must the crane apply to the car to lift it?

If earth moves one half its distance from the sun, the gravitational force would be

Which of the following terms refers to the flow of energy heat and work? A. Thermodynamics B. Systems analysis C. Adiabatics D. Isobarics

What are the two different focus knobs on a microscope called

car accelerates from 10m/s to 25m/s in 6.0s what is its acceleration? how far did it travel in this time? assume constant acceleration

A fast, white water cascade is also known as what?

What is a stack of membranes that packages chemicals

Under what condition (s) will an object be in equilibrium? Notice that equilibrium in physics has a broader definition. (A) Only if it is moving with constant velocity. (B) Only if it is at rest.

If a pressure gauge measure an increase in 3*10^ (5) Pa on an area of 0.7 m^2, calculate the increase in the force applied to the area?

Which of the following is an example of potential rather than kinetic energy? a. water rushing over Niagara Falls b. a molecule of glucose c. a crawling beetle foraging for food d. light flashes emitted by a firefly