Calculate the wave speed i the wavelength = 64m and the wave period = 4s

A car slams on its breaks, producing friction between the tires and the road. Into which type of energy is the mechanical energy of the car converted?

Two objects of the same mass are in a room. At which of the following distances will the greatest gravitational force be exerted by one object on another? 2 m 4 m 6 m 8 m

Which is a drawback to the use of oil shale to produce energy

This form of argument is an inductive form that reasons from the general to the specific.

Which factor is the most imortant in performing the activities of daily living

Are microwaves and radio waves faster or slower than other types of electromagnetic energy?

If you dive under-water, you notice an uncomfortable pressure on your eardrums due to the increased pressure. The human eardrum has an area of about 70 mm2 (7*10-5m2), and it can sustain a force of about 7 N without rupturing.

Why cant kinetic energy ever be greater than potential energy

For a stationary observer, when the source of a sound is moving, its pitch appears to change.

Give an example of each simple machine