
Understanding Atoms for Grade 10
Authored by APS principalapsl
English
10th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the basic unit of matter?
atom
cell
molecule
compound
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define an atom and its components.
An atom is a single particle without any subcomponents.
Atoms are made up of molecules and compounds.
An atom is made up of protons, neutrons, and electrons.
An atom consists of only protons and electrons.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of a proton?
+1 elementary charge
-1 elementary charge
0 elementary charge
+2 elementary charge
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do neutrons differ from protons?
Neutrons determine the chemical properties of an atom.
Neutrons differ from protons in charge (neutrons are neutral, protons are positively charged), mass (neutrons are slightly heavier), and their role in determining atomic identity and stability.
Neutrons are lighter than protons.
Neutrons are positively charged like protons.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the atomic number?
The atomic number indicates the mass of an element.
The atomic number is significant because it defines the element and its properties.
The atomic number is used to measure the temperature of an element.
The atomic number determines the color of an element.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of isotopes.
Isotopes are variants of elements with the same number of protons but different numbers of neutrons.
Isotopes are elements that have the same atomic mass but different atomic numbers.
Isotopes are identical elements that differ in their chemical properties.
Isotopes are elements with different numbers of protons and neutrons.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of electrons in an atom?
Electrons are responsible for the chemical behavior of atoms and form bonds with other atoms.
Electrons are only involved in nuclear reactions.
Electrons are the heaviest particles in an atom.
Electrons determine the mass of an atom.
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