The element in an incandescent light bulb that releases light energy is? A - a phosphor, B - mercury vapor, C - a thin tungsten filament, D - a thick tungsten filament

How could you write an equation for average velocity that would work for finding the average velocity of any object?

fastest humans can reach speeds of about 11 m/s. part a in order to increase his gravitational potential energy by an amount equal to his kinetic energy at full speed, how high would such a sprinter need to climb?

A train increase its speed steadily from 10m/s to 20m/s in 1minutes A what is the average speed during this time in m/s B how far does it travel while increasing its speed

13. An object with a mass of 2.0 kg has a force of 4.0 newtons applied to it. What is the resulting acceleration of the object?

Why does a car move forward while traveling on a road, even though its wheels are equipped to spin backwards? a. The force of the road is greater than the force of the tires c. The force of the tires overcomes the force of the road b.

What is tiny holes on the surface of a plant?

How is aperture measured? What do the measurements mean?

The mass of the Sun is 1.99 * 1030 kg. Jupiter is 7.79 * 108 km away from the Sun and has a mass of 1.90 * 1027 kg. The gravitational force between the Sun and Jupiter to three significant figures is * 1023 N.

You measure the magnetic field of a long, current-carrying wire to be B is equal to start fraction 50 times mu naught over pi end fraction at a distance of r = 7.5 cm. How much current is running through the wire?

In any food chain or web, the original source of energy is