Planets close to a star will have __ orbital velocities than planets farther from a star.

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Which material burns faster? metal aluminum

How many moles are in 123.0 grams of kclo4?