What is a light-year?

Question 14 options:

The amount of time it takes light to travel between 2 stars

The distance between 2 stars

The distance light travels in 1 year in a vacuum

Which best describes why a diamond ring will sometimes sparkle different colors in normal white light? absorption interference refraction destruction

Rarefaction occurs only in a ___ wave. A: transverse B: longitudinal C: sympathetic D: forced

Question 4 10 pts If the voltage in a circuit is 240 V and the resistance is 10.022, what is the current in Amperes? A. 24 A B. 2400 A C. 2.4A D. 1/24 A

Whick type of macromolecule is made up of subnits that are called amino acids

How much mass is needed for a black hole?

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?

How Long will it take a plane flying north from Miami to reach New York City 1800 km away if the average velocity of the plane is 940 km/h

If vector A = 5.5N NE and vector B = 10m N 30° W, what is the vector product of A*B

Which is the best desciption of a molecule?