Gravity pulls objects towards planets, and gravity is a force that pulls on things. Given these facts, a force that pulls on things pulls objects towards what among the following options: - planets - coastlines - Energy. - rivers - loose soil - rock - support - earth
planets

Magnetism can cause objects to repel each other, and copper and aluminum are both attracted and repelled by magnets. Given these facts, what can attract copper among the following options: - photons - colors - Energy. - magnetism - flowers - hormones - Light - electrically
magnetism

Cells are programmed to divide only a set number of times, and apoptosis is programed cell death. Given these facts, what kicks in after a certain number of divisions among the following options: - Energy. - antibiotics - Energy - separation - nerves - apoptosis - soccer leagues - Plants growth
apoptosis