WorksheetsIntroduction Inorganic Chemistry
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
Everything is made up of little tiny things called _____
a)
compounds
b)
molecules
c)
atoms
d)
solids
2.
From the diagram, which particles are indicated with the arrow?
a)
electrons and protons
b)
protons and neutrons
c)
electrons and neutrons
d)
photons and nucleons
3.
These particles orbit around the nucleus of an atom. What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
4.
If a grapefruit's atoms were the size of blueberries, then the grapefruit would be the size of _____
a)
the Earth
b)
a house
c)
a city
d)
the solar system
5.
If you filled the Earth with blueberries, that same number would represent the atoms in _____
a)
a grapefruit
b)
the sun
c)
a basketball
d)
a grain of sand
6.
In the center of the atom is something called _____
a)
the kernel
b)
the cell
c)
the nucleus
d)
the focal point
7.
What are the names of the particles in the nucleus?
a)
protons and neutrons
b)
protons and electrons
c)
photons and neutrons
d)
nucleons and protons
8.
Near the outside of an atom, you'd find _____
a)
electrons
b)
protons
c)
neutrons
d)
photons
9.
Old pictures of the atom from science textbooks are wrong because _____
a)
they show the nucleus at the center
b)
they're not drawn to scale
c)
the nucleus is drawn too small
d)
the electrons are on the outside
10.
If you opened up a blueberry, which represented an atom, the nucleus would be _____
a)
too small to see
b)
barely visible
c)
the size of a seed
d)
almost the size of the blueberry
11.
If a blueberry, which represents an atom, was the size of a house then the nucleus would be _____
a)
too small to see
b)
barely visible
c)
the size of a seed
d)
almost the size of the blueberry
12.
If an atom was the size of a football stadium, the nucleus would be _____
a)
too small to see
b)
barely visible
c)
the size of a marble
d)
the size of a house
13.
The protons and neutrons are inside of the nucleus, and contain almost all of _____
a)
the charge of the atom
b)
the volume of the atom
c)
the mass of the atom
d)
the kinetic energy of the atom
14.
In terms of matter, the atom is almost entirely filled with _____
a)
orbiting electrons
b)
charged protons
c)
heavy neutrons
d)
empty space
15.
Technically, in the vast regions of the empty space of the atom there are _____
a)
fields of study
b)
wheat fields
c)
gravitational fields
d)
electromagnetic fields
16.
Why does hamburger have lower energy than a steak?
a)
because it's in the ground state
b)
because it's hard pressed
c)
because it's all dressed up
d)
because it's thinner
17.
In metric units, the density of a typical nucleus is four times 10 to the 17th _____
a)
pounds per cubic feet
b)
kilograms per meter cubed
c)
meters per second
d)
ounces per cubic inch
18.
To have the same density as a nucleus, how many cars must be crammed into a one-cubic-foot box?
a)
one car
b)
one hundred cars
c)
about 6 million cars
d)
about 6 billion cars
100 %
