1) Who discovered Burkitt’s Lymphoma? a) Burkitt b) Bernal c) Boyle d) Burnell 2) What is interesting about Burkitt’s lymphoma? a) It is only found in Ireland b) It is a fast-growing tumor that primarily affects African children and is associated with malaria and the Epstein-Barr virus (EBV). c) It only impacts people that do not eat the correct amount of kind of fiber in their daily diet d) all of the above 3) _____ are used as cosmic clocks and have applications in testing theories of gravity. a) Keys b) Pulsars c) Charges d) Weight 4) What was George Francis FitzGerald known for? a) His discovery of the black hole b) His contributions to the theory of gravity and his role in the development of atomic theory. c) His contributions to the theory of electromagnetism and his role in the development of relativity theory. d) all of the above 5) Where was FitzGerald born? a) Dublin, Ireland b) New York, New York c) London, England d) Barcelona, Spain 6) _______ is best known for proposing what is now called the FitzGerald–Lorentz contraction. a) Bell b) Joly c) FitzGerald d) Bernal 7) Boyle's Law states that for a fixed amount of gas at constant temperature: a) Pressure and volume are directly proportional b) Pressure and volume are inversely proportional c) Temperature and pressure are inversely proportional d) Volume and temperature are directly proportional 8) What is the greenhouse effect? a) The trapping of heat in the Earth’s atmosphere by greenhouse gasses b) The cooling of Earth’s surface due to loss of heat in space c) The increase in temperature due to sunlight directly heating the ground d) The reflection of sunlight by clouds back into space 9) Which of the following gasses is the most effective at trapping heat in the atmosphere? a) nitrogen b) oxygen c) carbon dioxide d) hydrogen 10) According to Boyle's Law, if the volume of a gas is halved, what happens to the pressure (assuming constant temperature)? a) it quadruples b) it remains the same c) it halves d) it doubles 11) Which of the following mathematical expressions correctly represents Boyle's Law? a) PxT=Constant b) P/V= Constant c) P+V= Constant d) PxV= Constant 12) What term describes the area of a glacier where ice and snow accumulate over time? a) ablation zone b) crevasse c) accumulation zone d) moraine

Junior Science 7

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