The concepts of a "particle" and a "wave"

When a car is traveling 120 km/h how many times more kinetic energy would it have than if it were traveling at 40 km/h?

A certain tank is filled to one quarter of its capacity with a mixture consisting of water and sodium chloride. The proportion of sodium chloride in the tank is 40% by volume and the capacity of the tank is 24 gallons.

Find the final price of a 10-speed bike whose original price was $150.00 with a 10% discount and a 6% sales tax.

What units do we use to measure volume

Which is the constructive interference formula for diffraction grating problems? dsin = dcos = dcos = n dsin = n

What is the mass in kg of a leopard in a tree if the tree branch is 36 m up and the leopard's gravitational potential energy is 29988 J?

Venus's average distance from the sun is 0.72 AU and Saturn's is 9.54 AU. Calculate the orbital velocity of Venus and Saturn around the sun. (The mass of the sun is 1.99 X 10^30 KG. an AU is 1.50 X 10^11 M.

Caleb's parent drove him to a swim meet 208 km away. It took them 2 hours, which included a 15-minute break to refuel. What was their average driving speed?

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer? Electromagnetic waves can carry energy through matter. Electromagnetic waves can travel through empty space.

Why do different elements emit different colors of light