Physics 1401

For this quiz, you may find the periodic table useful.

Question 1. The most abundant element in the universe is

(a) H

(b) B

(c) C

(d) He

(e) The stuff inside a twinkie

 

 

Question 2. The five most common elements in living things are

(a) He,Ne,Ar,Kr,Xe

(b) C,Si,Ge,Sn,Pb

(c) H,Li,Na,K,Rb

(d) Be,Mg,Ca,Sr,Ba

(e) H,O,C,N,Ca

 

 

Question 3. When the nuclei of hydrogen and lithium are squashed together during nuclear fusion the element produced by this process is

(a) Mg

(b) U

(c) Be

(d) Na

(e) He

 

 

Question 4. When the nucleus of a nitrogen atom absorbs a proton, the element formed is

(a) N⁺

(b) O

(c) C

(d) P

(e) N^-

 

 

Question 5. The number of electrons in a neutral Ne atom is

(a) 2

(b) 4

(c) 6

(d) 8

(e) 10

 

 

Question 6. Which has more mass, a nitrogen molecule (N₂) or an oxygen molecule (O₂)?

(a) N₂

(b) O₂

     

 

 

Question 7. Which has more atoms, a gram of Ne or a gram of Ar?

(a) Ne

(b) Ar

     

 

 

Question 8. The number of grams of oxygen in 44 g of CO₂ is

(a) 2

(b) 4

(c) 8

(d) 16

(e) 32

 

 

Question 9. In comparison to the atoms of an old person, the atoms that make up a newborn baby are

(a) newer

(b) older

(c) the same age

   

 

 

Question 10. The size of an atom compared to the size of an apple is about the same as the size of the apple compared to the size of the

(a) tree

(b) state of Texas

(c) USA

(d) earth

(e) solar system

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