Conclude The photo shows an astronaut tethered to a spacecraft. Use Newton's laws
to describe what will happen when the
astronaut pushes against the spacecraft.
Write your response in your Science
Journal

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Which of the following electromagnetic waves can create ions?

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