Would an astronauts mass change as she traveled from planet to planet? explain.

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

Which statement best explains why the overall charge on an atom is zero?