if the same base pairs are used to code for all organisms why is there so much variation among organisms

Emma is working in the laboratory to determine the density of a rectangular piece of solid iron. What are two tools Emma should use to determine the density of the iron?

Which of the following statements about radiation is true? A. Radiation is the only form of heat transfer that is not experienced on Earth. B. Radiation is the only form of heat transfer that can travel through the vacuum of space. C.

If the sun were to suddenly stop providing energy to earth, what would happen to Earth and its inhabitants?

Whats the mass of the sun times pi?

Explain how scientific knowledge develops through making observations about the natural world

What happens to potential energy that is not completely converted to kinetic energy? O A. It is stored as potential energy. O B. It is converted to momentum. C. It is converted to another form. D. It is converted to mechanical energy.

The path of an electron, traveling at 3.7 * 10^4 meters/second, is making a right angle to a magnetic field. A single electron experiences a force of 2.2 * 10^-15 newtons while in the field.

Where is the error in this sentence? A great place to visit on a sunny afternoon is Golden Gate park in San Francisco.

Which best explains how an object at rest deep in space and far from any massive body behaves compared to an object in free fall in Earth's gravitational field?

Describe the rise and fall of a basketball using the concepts of kinetic energy and potential energy