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WorksheetsUnit 3 Quiz Study Guide- Cogan
Total questions: 15
Worksheet time: 45mins
The chemical formula for water is H2O. What 2 elements combine to form this compound?
Carbon & Oxygen
Hydrogen & Carbon
Oxygen & Helium
None of these
Anything that is composed of molecules and takes up space, is called what?
Matter
Mass of electrons
Liquid Orbitals
Chemical Domination
The small region at the center of an atom, which contains protons & neutrons, is known as the ...?
Nuclear Hypothesis
Nucleus
Volume of Mass
Electron Cloud
Which of the following elements if often used to make fertilizer, to benefit plant growth?
Hydrogen
Carbon
Nitrogen
Oxygen
Making gravel from larger rocks, is an example of what scientific concept ………. ?
Physical Change
Planetary Change
Chemical Change
Photographic Change
An atom is a basic unit of matter, that makes up every living & non-living thing. It is the smallest component of a what…….. ?
Element
Metric Conversion
Dynamic chemical
Atomic Solvent
If the Atomic Number of a Carbon atom is 6, then how many Protons are located in the nucleus?
8
6
12
4
Which particle orbits outside the nucleus & has a negative charge ……………… ?
Protons
Neutrons
Kryptons
Electrons
The process of changing from a Solid directly into a Gas, like dissolving Dry Ice, is called?
Boiling
Freezing
Sublimation
Condensation
A state of matter where particles flow freely, with a definite volume, but no definite shape is a?
Gas
Proton
Liquid
Solid
Which subatomic particle is located in the nucleus & has a positive charge………?
Neutrons
Electrons
Hydrogen
Protons
The process of changing from a Gas directly to a Solid, like frost on a window, is called...?
Deposition
Condensation
Evaporation
Sublimation
Burning firewood, is an example of what scientific concept……….?
Climate Change
Chemical Change
Compound Change
Physical Change
Lightning Bolts are considered an example for what state of matter…..?
Gas
Solid
Plasma
Dynamics
Regarding states of matter, which of the following elements is normally considered a Liquid?
Argon
Hydrogen
Oxygen
Mercury
