Rusting metal is an example of a change.
a. phase
b. state
c. chemical
d. physical

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

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device