Calculate the mass of a gas with a density of 0.0065 g/cm3 and volume of 260cm3

Three neutral metal cans mounted on isulating stands are touching a negatively charge ballon is brought near can a can b is then removed. what is the charge of a? what is the charge of can c?

Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. Your calculator answer would be 11.76 cm². Now suppose you are asked to enter the answer to two significant figures.

Would you expect to observe every supernova in our own Galaxy? Why or why not?

Which happens to the magnetic field of a wire when you change the direction of the current in the wire? It becomes stronger. It becomes weaker. It changes direction too. It stays the same.

How is light energy different from both sound and heat energy?

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?

What are sound waves

Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing.