Which of the following statements is true about light? A. Light needs a medium through which to travel B. Light can not be diffracted around objects C. Light can travel through the vacuum of space D. Light moves slower than sound

A stone is thrown upward from the top of a building at an angle of 30.0° to the horizontal and with an initial speed of 20.0 m/s, the height of the building is 45.0 m. How long is the stone in flight?

A series circuit contains an electric generator, three devices operated by electricity, and the necessary connecting wires. The resistances of the three devices are 20 ohms, 8 ohms, and 4 ohms. The resistance of the connecting wires can be neglected.

What is the number of subatomic particles of Carbon?

An aluminium pot whose thermal conductivity is 237 W/m. K has a flat, circular bottom with diameter 15 cm and thickness 0.4 cm. Heat is transferred steadily to boiling water in the pot through its bottom at a rate of 1400 W.

List at least three factors that would cause an organism to migrate one habitat to another

How would using a lower concentration of hydrogen peroxide affect the rate of reaction

What happens when you modify a pwc's exhaust system?

A conductor carrying a current I = 13.8 A is directed along the positive x axis and perpendicular to a uniform magnetic field. A magnetic force per unit length of 0.116 N/m acts on the conductor in the negative y direction.

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

How much pressure is there in the atmosphere and the lithosphere?