<span>A chemical change occurs when the bonds between atoms and molecules change, and a new substance forms. This chemical change may or may not be permanent and may or may not physically affect an object. However, it always affects the chemical composition.</span>
The coin will normally land on our hand.
Answer:
The answer is gravitational force
Explanation:
Weight is mass x gravity, so you'd multiply the mass of the astronaut by the gravitational pull.