WorksheetsChemistry Finals Practice #1
Total questions: 9
Worksheet time: 5mins
Which one best describes the structure of the atom?
electrons and protons in nucleus like the sun, neutrons zipping around like planets
electrons and neutrons in nucleus like the sun, protons zipping around like planets
protons and neutrons in nucleus like the sun, electrons zipping around like planets
Two or more atoms joined by chemical bonds
What is a molecule?
Two or more atoms joined by chemical bonds
The random motion of particles suspended in a fluid
Used by Einstein to prove the assistance of atoms
The Nucleus Contains...
Electrons and protons
Neutrons and electrons
Protons and neutrons
Protons, neutrons and electrons
Brownian motion is...
The random motion of dust particles suspended in a fluid caused by atoms and/or molecules smashing into them
Two or more atoms joined by chemical bonds
protons and neutrons in nucleus like the sun, electrons zipping around like planets
Atoms and/or molecules move freely but are far apart from each other
Name the Four Physical States of Matter
Solid
Solid and Liquid
Solid, Liquid and Gas
Solid, Liquid, Gas and Plasma
What is a solid?
Atoms and/or molecules move freely but are far apart from each other
Atoms and/or molecules move freely but are close together
Atoms and/or molecules vibrate but don't move relative to each other
Atoms have lost their electrons, and nuclei fly around in a high energy sea of electrons
What is a liquid?
Atoms and/or molecules move freely but are close together
Atoms and/or molecules vibrate but don't move relative to each other
Atoms have lost their electrons, and nuclei fly around in a high energy sea of electrons
Atoms and/or molecules move freely but are far apart from each other
What is gas?
Atoms and/or molecules move freely but are close together
Atoms and/or molecules vibrate but don't move relative to each other
Atoms and/or molecules move freely but are far apart from each other
Atoms have lost their electrons, and nuclei fly around in a high energy sea of electrons
What is plasma?
Atoms and/or molecules vibrate but don't move relative to each other
Atoms and/or molecules move freely but are close together
Atoms and/or molecules move freely but are far apart from each other
Atoms have lost their electrons, and nuclei fly around in a high energy sea of electrons
