Discuss the four macromolecules that occur in nature, including the building block unit of each macromolecule.

A physics professor claims in court that the reason he went through the red light (λ = 660 nm) was that, due to his motion, the red color was Doppler shifted to green (λ = 510 nm). How fast was he going?

healthy young adults with no history of heart problems are unlikely to need a medical examination before starting an exercise program. true or false?

The force of attraction between m1 and m2 is 26 N. What will this force become if m2 is tripled?

In 4/4 time two eighth notes are equal to

A car starting at position 16m travels out to position 67m and turns around and speeds back to position 16m. What distance was covered? A 0m B 16m C 67m D 102m

Muscle control is the ability to quickly change directions and make complex movements

According to the first law of thermodynamics, what could happen when heat is added to a system? The internal energy of the system decreases. The heat is turned into work done by the system. New energy is created within the system.

How does a parallel circuit differ from a series circuit? A. A parallel circuit has one path for electrons, but a series circuit has more than one path. B. A series circuit has one path for electrons, but a parallel circuit has more than one path. C.

When a potassium ion (k+) enters a gaurd cell it creates a solution of what?

If two plates diverge at a rate of 1.3 cm/year, how much farther apart will the plates be after 200 million years?