5. Which is an activity controlled primarily by the autonomic nervous system? *
*thinking during an exam
* writing your name
*regulating heart rate
* chewing food

Rue or false siblings look simila rbecause they each have some traits of their parents.

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils