A redshift can be described as:

A number used to measure a galaxy's size

A new galaxy that is forming

A galaxy that is moving toward us

A galaxy that is moving away from us

Ultrasound may be used for medical purposes to see babies in the womb or to break up kidney stones. The uses depend on the frequencies used and how they are focused. How do ultrasounds compare to sounds a human can hear? A.

Classification is a tool that is used to study living and extinct organisms. Which of the following are levels in this system? A. living and nonliving B. families, genera, and species C. endangered and not endangered D.

Short definition of neap tide

Explain the actions that were occurring at the cellular level to produce this movement. include sources of energy and any possible effect of muscle fatigue.

What type of energy does a heated oven have?

Which of the following statements are incorrect? A. Stem vascular bundles in monocots are in a ring. B. Dicot roots are fibrous in structure. C. Pollen in monocots has one opening. D. Dicots have floral parts mostly in multiples of fours and fives.

In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats. The genetic information of plants differs from the genetic information of bacteria.

Explain the concept of same DNA in all body tissues

What happens in meiosis I that does not occur in meiosis II?

What is the meaning of calories