The initial horizontal velocity of a projectile is blank it's final horizontal velocity

Which example best illustrates that light behaves like particles? A. Light bends as it strikes a window. B. Light bounces off a white cement sidewalk. C. Light travels in space at a speed of about 3.0 x 108 m/s. D.

How does a Freebody diagram tell you about the net force an object?

An electric kettle. The input energy is 10 Joules. The useful output energy is heat 9 Joules. Wasted energy is sound 1 Joules.

A parallel-plate capacitor is constructed of two square plates, size L*L, separated by distance d. The plates are given charge ±Q.

A 5 kg toy is tied to a rope where the tension measures 150 N. What is the weight of the object?

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

Which organisms develop gills from pharyngeal arches and later develop lungs to breathe on land

How much energy (in joules) is required to evaporate 0.0005 kg of liquid ammonia to vapor at the same temperature?