Which of the following is a characteristic of a white dwarf star?

A) low density

B) low volume

C) very bright

D) very hot

E) very cool

Name an organic molecule that carbon is found in.

According to newton's third law, when a horse pulls on a cart, the cart pulls back on the horse with an equal force on the horse.

Wave A has an amplitude of 2 and wave B has an amplitude of 2 as shown below. What will happen when the crest of wave A meets the trough of wave B? They will interfere to create a crest with an amplitude of 4.

How is the sound quality of an instrument related to the overtones it produces?

In an h-r diagram most stars are found in a diagonal band from the upper left to lower right which is called?

The half-life for a 100-gram sample of radioactive element X is 5 days. How much of element X remains after 10 days have passed? A. 25 g B. 100 g C. 75 g D. 50 g

During a transit, a passes in front of its parent star, temporarily decreasing the star's brightness by a small amount.

How much of each food dollar goes to the producer

What is the effect of a magnetic field on a stationary electric charge on a moving electric charge?

A ball is thrown upwards with an initial velocity of 25. o m/s, what is the velocity of the ball at 11.9 m from the ground?