Can i put stamps on the bottom of a lette

Equipment used to measure force

The volume of a gas is reduced when the temperature is decreased

A carousel revolves around 9.4 times in 8.5 minutes. What is the frequency of the carousel in hertz?

What is the dimension of ment of inertia?

What can you caculate if you know the frequency and speed of a wave

How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57*10-21 newtons?

If you could see the electric field coming off a proton you would notice that electric field lines are

We wrap a light, nonstretching cable around a 10.0 kg kg solid cylinder with diameter of 38.0 cm cm. The cylinder rotates with negligible friction about a stationary horizontal axis. We tie the free end of the cable to a 14.

A 0.5kg baseball experiences a 10N force for a duration of 0.1s. What is the change in velocity of the baseball

A beam of light passes from air into a cube of zirconium if the angle of incidence is 40"what is the angle of refraction?