What type of stars can collapse in a supernova explosion and become neutron stars

An ideal gas is in a sealed container. By what factor does the gas temperature change if the volume is doubled and the pressure is tripled?

The chemical formula for cesium oxide is Cs2O. What is the charge of cesium? + 1 + 2 - 1 - 2

What came first, the egg or the chicken?

Find the magnitude, in joules, of a single quantum of energy in the radio signal broadcast at 1160 kHz on the AM dial. Show your work.

What name is given to the property of an object to resist changes in motion

A flash of white light containing all the colors of the visible spectrum in air shines straight down on the surface of a pool.

A car accelerates uniformly from 0 to 15m/s in 5 s. Calculate acceleration.

Which device would a sleep researcher use to monitor a sleeping person's brain waves?

An experiment is performed to obtain the value of a physical property. If the true (i. e., correct) value of the property is 50 and the measured (i. e., experimental) value is 32, the percent error of the experimental result is:

White moths were found in huge numbers in the city of Birmingham. These moths could be easily camouflaged by the trees. Because of sudden industrial development, the trees in the city were covered with soot.