The volume of an atom consists mostly of:

a)) empty space
b)) positive charge
c)) negative charge
d)) neutral charge

give the right answer.

Question 1 (5 pts): what is the maximum distance for which you can you resolve the two individual headlights of an on-coming truck as two separate lights rather than one if the headlights are separated by 2.00 m and your eye has a diameter of 1.00 centimeter? assume a wavelength of 500 nm.

Why do astronauts in the space shuttle weigh less?

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m