Which astronomer discovered that the planets orbit the sun in oval-shaped paths called ellipses?

A. Kepler

B. Brahe

C. Galileo

D. Archimedes

Is Kepler's constant the same for moons orbiting a planet as it is for planets orbiting the sun? Why?

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

Is the conventional current flow the same direction as the flow of the electrons? Yes or No?

Danilo is sliding down a slide. What forces are acting on him as he slides

Describe the similarities and differences between the plants seen in boreal forest and desert

What are the strengths and limitations of the doppler method?

Voltage can exist without A. current. B. resistance. C. a closed circuit. D. all of these

During a football game, a receiver has just caught a pass and is standing still. Before he can move, a tackler, running at a velocity of 2.60 m/s, grabs and holds onto him so that they move off together with a velocity of 1.30 m/s.

What effect does an increase in temperature have on viscosity?

Aman tosses a jart upward with a velocity of 14.1 m/s a 60° angle