WorksheetsAtoms and Matter
Total questions: 17
Worksheet time: 17mins
Name
Class
Date
1.
1.Why are the properties of the two objects below different? Diamonds Copper Wire
a)
They are different colors.
They are different colors.
b)
They are made differently.
c)
The atoms making up both objects are different.
d)
The diamond is a pure substance and the copper is not.
2.
What is the smallest part of an element that still retains the same properties of the element?
a)
Nucleus
b)
Electron
c)
Molecule
d)
Atom
3.
What feature of an atom of an element determines the identity of that element?
a)
The number of electrons
b)
The number of protons
The number of protons
c)
The number of neutrons
d)
The number of protons and neutrons
4.
In order for something to be identified as "matter" it must have _______ and occupy_________.
a)
Mass/Space
b)
Volume/Mass
c)
Atoms/Time
d)
Protons/Volume
5.
The main purpose of the periodic table is to______?
a)
list the elements
b)
organize the elements into groups based on similar properties
c)
number the elements
d)
assign symbols to the elements
6.
The main purpose of the periodic table is to______?
a)
list the elements
b)
organize the elements into groups based on similar properties
c)
number the elements
d)
assign symbols to the elements
7.
What particles are in the nucleus of an atom?
a)
protons and electrons
b)
electrons and neutrons
c)
neutrons and protons
d)
protons, neutrons, and electrons
8.
What particles are in the nucleus of an atom?
a)
protons and electrons
b)
electrons and neutrons
c)
neutrons and protons
d)
protons, neutrons, and electrons
9.
In the image, the number 7 is the ______ of Nitrogen.
a)
Atomic Number
b)
Element Symbol
c)
Atomic Mass
d)
Atomic Element
10.
In the image, the N represents the ______of Nitrogen.
a)
Atomic Number
b)
Element Symbol
c)
Atomic Mass
d)
Atomic Element
11.
In the image, the number "14.007" represents the _______of Nitrogen.
a)
Atomic Number
b)
Element Symbol
c)
Atomic Mass
d)
Atomic Element
12.
What does the atomic number tell us about an atom?
a)
The weight of the atom
b)
The number of neutrons an atom has
c)
The number of protons in a atom's nucleus
d)
The toal number of protons and neutron an atom has
13.
Which variable could be measured during an experiment?
a)
Independent
b)
Dependent
c)
Superficial
d)
Control
14.
Which variable could be changed by the experimenter?
a)
Independent
b)
Dependent
c)
Superficial
d)
Control
15.
What is another word for hypothesis?
a)
Prediction
b)
Result
c)
Analyze
d)
Phrase
16.
What is the first step in completing the scientific method?
a)
Experiment
b)
Hypothesis
c)
Problem
d)
Research
17.
Explain the difference between an inference and an observation.
a)
There is no difference, they are the same.
b)
An observation is something that you view or see and an inference is a conclusion that you draw.
c)
An observation is what you see and an inference is what you touch.
d)
Inference us the five sensesand observations do not.
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