Use your knowledge of the properties of the different states of matter to determine in which state sound would travel the fastest. a) liquid carbon dioxide b) gaseous carbon dioxide c) dry ice - solid carbon dioxide d) none - sound travels at a constant rate

A10.0 kg cart and a 15kg cart are locked together with a compressed spring between them. they are then released so that the spring pushes the two carts apart. the 10.0 kg cart is moving at 4.5 m/s afterward. how fast is the 15kg cart moving? 3.0 m/s 2.0 m/s 4.5 m/s 5.0 m/s

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

Consider an air-filled charged capacitor. how can its capacitance be increased?