Aluminum has a coefficient of linear expansion of 2.4x10^-5 c^-1 and a coefficient of volume expansion of 7.2x10^-5 c^-1. an aluminum wire at 20 degrees c has a length of 10 m and a cross-sectional area of 1 cm^2. it is then heated to 100 degrees c. what is the new length of the wire?

The image below shows numerous volcanic mountains in the pacific northwest. what is the most likely cause of the volcanic and earthquake activity in this region?

Which of the following is an example of motion in two dimensions?

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.