You want to create a special device to keep coffee warm. which type of electromagnetic wave would be most useful to investigate?
gamma rays
radio waves
x-ray
infrared waves

Ineed extreme for task 2. my student number is 571721. many to whoever solves this correctly, im in debt to you.

The earth remains in orbit around the sun due to the force of gravity. how does the force of gravity exerted by the sun on the earth compare to the force of gravity exerted by the earth on the sun?

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.