How do convection currents form in air?

The weight of the body varies from place to place but the inertia of the body remains the same. Why?

Water flows through a horizontal coil heated from the outside by high temperature flue gases. as it passes through the coil water changes state from liquid at 200 kpa and 80 c to vapor at 100 kpa and 125 c.

If it is 2:00 pm in Havana, Illinois, what time is it in Los, Angeles, California?

Does deposition gain or lose energy

When do vernal equinoxes usually occur? autumnal? Also, explain the difference between neap tides and spring tides.

A particle travels 15 times around a 10-cm radius circle in 42 seconds. what is the average speed (in m/s) of the particle?

Where are the magnetic fields stronger near a bar magnet? A) Top B) Center C) Ends D) Bottom

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10m

What is the force on a 1-kg ball that is falling freely due to the pull of gravity