Question

what do these two changes have in common? a crayon melting in the sun water freezing into ice select all that apply. both are only physical changes. both are chemical changes. both are caused by heating. both are caused by cooling.

Explanation:

Melting a crayon and freezing water are physical changes. In a physical change, the substance's state or form changes, but its chemical composition remains the same. Melting is caused by heating (crayon in the sun) and freezing is caused by cooling (water to ice), but they are not chemical changes as no new substances are formed.

Answer:

A. Both are only physical changes.