An astronaut is orbiting the Earth in Geosynchronous orbit.

a) The net force acting upon the astronaut is zero.

a. True
b. False
c. Not enough information is given

b) There is only one altitude above the Earth at which the astronaut can be orbiting?

a. True
b. False
c. Not enough information is given

Write a question about how changing temperature affects the gas inside the sports ball

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

What is a possible result of higher air temperature caused by global warming