Which type of friction keeps a pile of rocks from falling apart?

A tow truck pulls a 1500 kilogram car wit a net force of 4000 Newtons. What's the acceleration?

What happens to the wavelength of a wave as the frequency increases

Determine the position in which a solid cylindrical block of wood of diameter 0.3 m and length 0.4 m will float in water. Take specific gravity of wood as 0.5

Finding spring constant given displacement of spring and distance traveled by a cart

Remote controls enable users to adjust the volume and channel of televisions without having to touch the television. Which of these best describes the signals sent by remote controls to televisions?

The pressure, p, of water (in pounds per square foot) at a depth of d feet below the surface is given by the formula p=15+15/33d. If a diver is 100 feet below surface, what is the pressure of the water on the diver? a. 15.0 pounds per square feet b.

Ndy has two samples of liquids. Sample A has a pH of 4, and sample B has a pH of 6. What can Andy conclude about these two samples? Sample A is, and sample B is. NextReset

Which newtons law is when dominos are knocking eachother down?

The divisions of time in the Geologic Time Scale represent: a) the Law of Superposition b) the results of radiometric dating c) major changes in biodiversity d) multiples of 35 million years e) all of the above

You are in a canyon and yell across. It takes 4 seconds for the echo to come back to you. How wide is the canyon?