3. The scientist asked- How did a Fish with fins give rise to a tetrapod with 4 legs? After asking this question, what do scientists do to try to find the fossils that can help answer that question?

what in the weirdo : o

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.