What is magnetic declination?
a. the distance from the equator
b. the difference between the magnetic north and the true north
c. the same as 90° latitude
d. when the needle of a compass points north user: what is used to find true north on a compass?
a. equator
c. magnetic declination
b. prime meridian
d. cardinal directions

Amachinist needs to remove a tight fitting pin of material a from a hole in a block made of material b. the machinist heats both the pin and the block to the same high temperature and removes the pin easily. what statement relates the coefficient of thermal expansion of material a to that of material b? a) the situation is not possible, heating block b will shrink the hole in the material as the material expands with increasing temperatureb) material b has the same coefficient of expansion as does material ac) material b has a negative coefficient of expansion and a has a positive coefficient of expansiond) material a has a greater coefficient of expansion than does material be) material b has a greate

How will the system respond to a temperature increase?

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.