A sprinter can go from a state of resting to running at 7 m/s in just 3 seconds. What is the sprinter's average acceleration?

An object of mass m slides down an incline with angle e. Which expression shows the net force on the object perpendicular to the surface of the incline? O A. mg cos (0) O B. Fn-mg sin (e) O c. mg sin (e) O D. Fw-mg cos (0)

Explain the phases of matter.

An organized set of investigation procedures is called a scientific investigation scientific theory scientific procedure scientific method

When ice is heated, it turns to water. Name the process.?

A particle travels to the right at a constant rate of 6.8 m/s. It suddenly is given a vertical acceleration of 3.4 m/s 2 for 4.3 s.

Name two practical applications of nanotechnology

if the distance of separation begin two objects is doubled, is the gravitational force between the objects increased or decreased? by what factor?

A researcher measures the thickness of a layer of benzene (n = 1.50) floating on water by shining monochromatic light onto the film and varying the wavelength of the light.

A rock has a height of 4 cm, a length of 5 cm, and a width of 2 cm. what is the volume of the rock?

The filament of a certain lamp has a resistance that increases linearly with temperature. When a constant voltage is switched on, the initial current decreases until the filament reaches its steady-state temperature.