A car moving south speed up from 10 m/s to 40 m/s in 15 seconds. What is the card acceleration?

A mango fruit drops from the top of it's tree which is 40 m. How long does it takes to reach the ground

Lithium atoms split when they are blank with a stream of protons

2. Determine the current in a 120-watt bulb plugged into a 120-volt outlet.

In a fission reaction of U-235 there was a release of 9.20x1011kJ of energy. What amount of mass in grams would have been lost? Recall that c = 3x108 m/s. Select one of the options below as your answer: A. 1.02 x 10-2 B. 1.02 x 101C. 1.02 x 109 D. 8.

We should stress again that the Carnot engine does not exist in real life: It is a purely theoretical device, useful for understanding the limitations of heat engines.

Which statement describes how light behaves when it strikes a translucent material? A. Light is scattered. B. Light is transmitted. C. Light is reflected. D. Light is absorbed.

A certain gas is present in a 15.0 l cylinder at 2.0 atm pressure. if the pressure is increased to 4.0 atm the volume of the gas decreases to 7.5 l.

Choose all the answers that apply. To qualify as a planet, a celestial object must: have an irregular shape revolve around the sun orbit in a clear area have enough gravity to have a spherical shape have a satellite

Oxygen makes up the largest part of living cells at 65%. What is the percentage of the second-most abundant element in living cells?

Acceleration is defined as the rate of change for which of the following? A. time B. velocity C. position D. displacement