A wave in which there are stationary nodes and antinodes is called a standing wave.
a. true
b. false

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?

In the cores of extremely hot red giants, nuclear reactions convert helium to