PhysicsLAB Worksheet
Standard Model: Particles and Forces

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Refer to the following information for the next seventeen questions.

Use the information in the resource lesson, What is Mass?, so assist you with your answers. Try to make each initial answer correct. Don't just guess - research and show me that you have learned the correct answers. Be careful!
What is the charge of an UP quark?
What is the charge of a DOWN quark?
What is the quark composition of a proton?
What is the quark composition of a neutron?
Which of the four fundamental forces is not included in the Standard Model?
Which of the fundamental forces has a range of only a few angstroms?
Which of the fundamental force(s) have an infinite range?
True or False? Single quarks have been observed experimentally
True or False? 3rd generation quarks (TOP and BOTTOM) are constituents of everyday matter.
True or False? The W-, W+, and Z0 bosons are carriers for the weak nuclear force which is responsible for radioactive decay.
Interactions with the ______ field gives particles their unique masses 

______ and neutrinos are classified as leptons. 

Gluons are the bosons, or force carriers, for the _____ force which holds nuclear particles and the nucleus together. 

Gravity is a(n) _____ force between two massive objects.
True or False? MeV/c2 and GeV/c2 are units which are dimensionally equivalent to grams according to Einstein's equation, E = mc2.
True or False? An object's gravitational mass measures how much matter is present in a given object based on how strongly it is pulled by the Earth's mass.
An object's inertial mass is a measure of its resistance to being _____. 

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