A car accelerates from 25ms to 40ms in 5 seconds. What is the average velocity?

Why can a compressed gas tank explode if heat is added?

A force of 200N acts on a surface of area 10cm2 normally calculate the pressure exerted on the surface

There are four major auto routes from boston to detroit and six from detroit to los angeles. how many major auto routes are there from boston to los angeles via de-troit

Which characteristic do transverse waves and longitudinal waves have in common? a) They both have compressions and rarefactions. b) They both move at right angles to the vibration of the medium. c) They both transfer energy through a medium.

The strength of the pulling force on the moon is 1/6 of that on earth whilst on Jupiter it is 2.5 times stronger what is the weight on the moon

Choose all that represent ways that Venus is different than Earth. a. The atmosphere of Earth is thicker than Venus b. Only Earth's atmosphere traps heat c. The atmosphere of Venus is thicker than Earth's. d.

calculate the force exerted on a rocket given that the propelling gases are expelled at a rate of 1500 kg/s with a speed of 4.0x10^4 (at the moment of take off)

Which of the following statements about electrons is not true? A) Electrons orbit the nucleus rather like planets orbiting the Sun. B) Within an atom, an electron can have only particular energies.

In longitude waves, the medium moves parallel to the direction of energy transport

Thomsonâs experiment is credited with the discovery of which particle?