Atoms Question Preview (ID: 58058)


Structure Of An Atom. TEACHERS: click here for quick copy question ID numbers.

What is an atom?
a) smallest particle of a chemical element
b) protons
c) electrons
d) supplies most of the energy

What are the 3 subatomic particles of an atom?
a) directs cell's activities
b) nucleolus, ribosomes, neutron
c) proton, neutron, electron
d) electricity, neutrons, protons

The nucleus of an atom is made of _________.
a) neutrons and proteins
b) protons and electrons
c) electrons and proteins
d) neutrons and protons

Protons have a ____________ electrical charge
a) positive
b) negative
c) neutral
d) no charge

Electrons have a _______ electrical charge.
a) positive
b) negative
c) neutral
d) no charge

Neutrons have a ________electrical charge.
a) positive
b) negative
c) neutral
d) two charges

Two atoms of the same element are the _________.
a) happy
b) proteins
c) different
d) same

Which of the following is the smallest?
a) proton
b) neutron
c) electron
d) atom

Almost the entire mass of an atom is located in the ____.
a) proton
b) nucleus
c) neutron
d) electron

You can see an atom with ________.
a) your eyes
b) a magnifier
c) a telescope
d) a microscope

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