The first nuclear weapons ever built were powered by [a].   The most powerful nuclear weapons ever built are powered by [b].

Which branches of physics combine to form Quantum Field Theory? Choose all that apply.

Which of the following are fossil fuels? Choose all that apply.

Name three energy sources, and list at least one advantage and one disadvantage for each source.  Write in full sentences.

Plutonium-238 (Pu-238) has a half-life of 88 days. Consider a sample containing 10 kg of Pu-238. How much Pu-238 will still be in the sample 176 days from now?

What process in the core of the Sun releases energy that allows the Sun to shine?

Match each particle to the force it carries. You will use one force more than once.

Match each branch of physics to its description.

What is an electron made of?

Consider Oxygen-16 and Oxygen-17. They are different [a] of the same [b]. They have the same number of [c] but different numbers of [d]. They have the same atomic [e] but different atomic [f].