Student Worksheet: Modeling Nuclear Changes.
Can someone complete this worksheet please?

What must happen before a body cell can begin mitotic cell division

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium