Nitroglycerin flows through a pipe of diameter 3.0 cm at 2.0 m/s. if the diameter narrows to 0.5 cm, what will the velocity be?

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of

Why, on the molecular level, does changing the amount of baking soda or vinegar affect the amount of carbon dioxide gas produced?

Answer each myth with facts and evidence, explain why they are un-true. 4. myth: an organism's kingdom only describes physical characteristics. fact: evidence: 5. myth: mammals and plants don't belong in the same domain. fact: evidence: