Stars are powered by nuclear fusion reactions. True or false?

Evidence that supported the hypothesis of continental drift included fossils, land features and ___. A: ocean currents B: solar activity C: climate data D: presence of bacteria

What challenges did women in Florida face during the Civil War? Check all that apply. A: They had to replant farms after many battles were fought on Florida soil. B: They had to make clothes and shoes at night after farming all day.

Stars go through a life cycle. About 90% of all stars are in the main sequence period of the life cycle. Stars are stable during the main sequence period of the life cycle. Why?

A block of mass m=1.2 kg is held at rest against a spring with a force constant k=730N/m. Initially the spring is compressed a distance d.

The smallest unit of an element that has all of the properties of the element is a/an A. neutron. B. atom. C. cell. D. molecule.

If a basketball travels a distance of 4 meters in 5 seconds, what is its average speed? A. 4 meters / second B. 0.8 meters/second C. 1.2 meters/second D. 5 meters/second

Discuss the correlation or connection between stars with a higher mass and the amount of fuel they have to work with

Which has the same relationship as circle:cylinder? Triangle:sphere, square:window, rectangle:box, pentagon:counter

Which training principle does this scenario represent?

What is the wavelength of a wave? A. the amount of time that one full cycle takes. B. the distance from the beginning to the end of a cycle. C. the amount of cycles that occur in a given time. D.