What is the total number of quarks in a tritium nucleus

If Galileo drops a cannon ball from the 60 meter high) Leaning Tower of Pisa, how fast will it be moving when it hits the ground?

What is defined as a special kind of systematic observation, used by correlational researchers, that involves obtaining measures of the variables of interest in multiple waves over time.

A piece of paper with mass 0.002 kg falls from a height of 8 m. under realistic conditions, it experiences air resistance.

If a. 500 kilogram pair of shoes would weigh 11.55 newtons on Junipter what is the strength of gravity there

Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? Check all that apply. -radio waves -infrared light -microwaves -gamma rays -visible light -X-rays

At the beach, describe where or when you would see wave fronts. How are wave fronts useful to surfers?

How would the moon appear from earth if the moon did not rotate?

Block B has mass 4.00 kg and sits at rest on a horizontal, frictionless surface. Block A has mass 2.00 kg and sits at rest on top of block B. The coefficient of static friction between the two blocks is 0.400.

T=2π√ (l/g) is dimensionally correct

A penny falls from a windowsill which is 25.0 m above the sidewalk. How much time does a passerby on the sidewalk below have to move out of the way before the penny hits the ground?