The disaster called the Cambrian explosion resulted in a tremendous mass extinction.

True

False

An organism has 8 pairs of chromosomes. If sperm and egg did not undergo meiosis, how many chromosomes would be present in a cell that resulted from the fusion of a sperm and egg?

Which of the following compounds is soluble in water? * A. K2003 B. Al2 (CO3) 3 C. CaCO3 D. BaCO3

Which thought process is an example of inductive reasoning?

Do you need insulation wrapped around your fractional distillation apparatus?

What are the four requirements for a valid experiment?

Granite is a metamorphic rock. True False

Which is a physical change? a. strawberries are cooked into jelly b. strawberries are left out to mold c. strawberries are liquefied in a blender

Approximately how many years does it take Pluto to revolve around the sun

Which substance must be present for cellular respiration to take place?

What process describes the transfer of heat through matter by molecular activity? conduction convection radiation evaporation