Author Question: A body on the surface of the earth weighs 400 lb. The radius of the earth is about 4,000 miles. If ... (Read 99 times)

iveyjurea · **on:** Jul 28, 2018

A body on the surface of the earth weighs 400 lb. The radius of the earth is about 4,000 miles. If this same body were placed on a 4,000 mile high tower, its weight would be __________.
Fill in the blank(s) with correct word

Question 2

The proton is made of two up quarks and a down quark. What three quarks form a lambda (baryon number +1, strangeness -1, and electric charge 0)?
a. sdd
b. sud
c. suu
d. uud
e. udd