A medium that allows electric current to flow through it is a (n)

A body completes 20 revolution in 5sec calculate time period and frequency.

An object is launched at 20 m/s from a height of 65 m. The equation for the height (h) in terms of time (t) is given by h (t) = - 4.9t² + 20t + 65. What is the object's maximum height? the numeric answer only, rounded to the nearest meter.

In coming to a stop, a car leaves skid marks 85m long on the highway. Assuming a deceleration of 3.0m/s/s, estimate the speed of the car just before braking.

In Newtons famous event that why, apple always falls to the Earth. Suppose the weight of the apple is 2.5 N. Then calculate the force that does the apple exert on the Earth and also mention the direction of the calculated force?

Brainiest to Best Answer: How does Physics Honors and AP Physics compare? What content and material should I expect to learn in it and is it overwhelming if you're good at Mathematics?

gaseous h2 and br2 are added to an evacuated 1.15L container kept at 298K. The intial partial pressurre of H2 (g) is 0.782 atm and that of Br2 (g) is 0.493 atm. Find the partial pressures of HBr when the system reaches equilibrium

Why do people use Earth's motions to determine units of time?

Both matter and energy can eneter and exit which of the following systems? A. open only B. both open and closed C. isolated only D. both closed and isolated

As you travel from a spreading center towards a coastline what happens to the age of the rocks of the sea floor

To prevent accidental electric shock, most electrical equipment is A. painted. B. isolated. C. coated. D. grounded.