What is the upper range for the temperatures of stars

A steel sphere sits on top of an aluminum ring. The steel sphere (a = 1.1 x 10^-5/degrees celsius) has a diameter of 4.000 cm at 0 degrees celsius. The aluminum ring (a = 2.4 x 10^-5/degrees celsius) has an inside diamter of 3.

Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?

The top walking speed of a fly is 1 cm/s. How far can a fly crawling on the ceiling travel in 6 seconds? A. 1 centimeter B. 1 second C. 6 centimeters D. 6 seconds

Which statement describes how a covalent molecule would be formed?

A student pulls a box across a horizontal floor at a constant speed of 4.0 meters per second by exerting a constant horizontal force of 45 newtons. approximately how much work does the student do against friction in moving the box 5.

Peat is actually the early stage of

Explain how electric current is able to flow.

What is the angle between a rigid object and the force applied to it that yields torque using the equation T=Fd?

What is the difference between speed and velocity and give an example.

Water flows over a section of niagara falls at the rate of 1.2x10^6 and falls 50.0 m. how much power is generated by the falling water