Why do liquids solidify when cooled

The law of reflection states that if the angle of incidence is 40 degrees, the angle of reflection is ___ degrees.

Food has chemical potential energy, which is the energy stored in the bonds between two atoms. This energy is released when what occurs?

A powerful missile reaches a speed of 5 kilometers per second in 10 seconds after its launch. What is the average acceleration of the missile during this period? a) 0.2 meters/second^2 b) 0.4 centimeters/second^2 c) 0.5 meters/second^2 d) 0.

Why does sound travel faster under water?

a loaded freight car A with a mass of 24000 kg moves at a constant velocity of 8 m/s in a horizontal railroad track and collided with an empty stationary car B with a mass of 8000 kg.

If b is the amplitude of the magnetic field vector, find the complete expression for the magnetic field vector b⃗ of the wave.

An electron and a proton are separated by a distance of 1 m. What happens to the size of the force on the first electron if a second electron is placed next to the proton?

Airbags will deploy no matter from what angle your car is hit.

Sebuah benda berjarak 8 cm di depan cermin cekung yang memiliki fokus 12 cm. perbesaran bayangan yang dihasilkan adalah? tentukan juga M nya?

How does gravity correspond to the bending of the space-time fabric