calculate the final centigrade temperature required to change 20 litres of gas at 120 degree Celsius and 1 atmosphere to 25 litres at 2 atmosphere

Describe the pathway of sound from the time a sound is generated to the time our brain registers the sound. make sure to include all key structures of the ear in your description.

What is a motion graph?

A bobsled is pushed with a force of 190.08 N. The sled has a mass of 28 kg. What is the acceleration of the bobsled? Report to the nearest tenths place and round up when necessary.

Evidence that supported the hypothesis of continental drift included fossils, land features and ___. A: ocean currents B: solar activity C: climate data D: presence of bacteria

The speed of sound is 330 m/s and the wavelength of a particular sound wave is 33 meters. Calculate the period of this wave.

As a mercury atom absorbs a photon of energy, an electron in the atom changes from energy level d to energy level e. Determine the energy of the absorbed photon in electronvolts.

During an exothermic reaction, the energy given off comes from atoms being consumed mass being burned into energy the breaking and forming of bonds mass being created

Can electrostatic attract both pull and pull?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball