Consider a neutron star of mass equal to twice the mass of the Sun.

a. Evaluate the Fermi energy and determine whether classical or relativistic kinematics should be used in the analysis.
b. Find the de Broglie wavelength of a neutron at the Fermi energy and compare with the average distance between neutrons.

What is the mass of the same rock on the earth

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer