What do these two changes have in common? making paper from wood
cellular respiration
Select all that apply.
Both conserve mass.
Both are caused by cooling.
Both are caused by heating.
Both are only physical changes.

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

What can be found in the ionosphere

Which suspect most likely committed the robbery and how do you know