Lesson 2: Moving In A Little Closer

10 Questions | By Corrys | Last updated: Jun 9, 2014 | Total Attempts: 58

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1.

Very small bits of matter are called
- A.
  
  Atoms
- B.
  
  Grams
- C.
  
  Microchips
- D.
  
  Milligrams
2.

The simplest forms of matter where only one kind of atom is found are called
- A.
  
  Microchips
- B.
  
  Atoms
- C.
  
  Elements
- D.
  
  Compounds
3.

Atoms are composed of smaller components known as
- A.
  
  Elements
- B.
  
  Subatomic particles
- C.
  
  Microtons
- D.
  
  Compounds
4.

The central portion of an atom is known as the
- A.
  
  Neutron
- B.
  
  Electron cloud
- C.
  
  Neutron cloud
- D.
  
  Nucleus
5.

The subatomic particles analogous to planets circling the sun are known as
- A.
  
  Neutron cloud
- B.
  
  Proton cloud
- C.
  
  Tornadic cloud
- D.
  
  Electron cloud
6.

The subatomic particles are thought to vary in mass. Two have similar masses. Those two particles are
- A.
  
  The electrons and neutrons
- B.
  
  The neutrons and protons
- C.
  
  The electrons and protons
- D.
  
  The croutons and electrons
7.

The number assigned to each element which tells the number of protons, electrons and generally the number of neutrons present in a particular element is called the
- A.
  
  Atomic number
- B.
  
  Atomic mass number
- C.
  
  Elemental number
- D.
  
  Nuclear number
8.

The correct symbol for the element sodium is
- A.
  
  Na
- B.
  
  So
- C.
  
  NA
- D.
  
  Na
9.

The correct symbol for the element barium is
- A.
  
  Br
- B.
  
  Be
- C.
  
  Ba
- D.
  
  Bi
10.

The correct name for the element whose symbol is K is
- A.
  
  Krypton
- B.
  
  Kryptonite
- C.
  
  Pottasium
- D.
  
  Potassium

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