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WorksheetsPhysical Science - 2nd Semester Test
Total questions: 25
Worksheet time: 13mins
The columns (top to bottom) of the periodic table are called
periods
Metals
Keys
families
Elements within the same column
have similar but not identical properties
have identical properties
belong to the same period
are arranged alphabetically
The elements in a period
are arranged alphabetically
belong to the same family
have identical properties
are not alike in properties
Positively charged ions form from the removal of electrons. What do you call these ions?
cations
anions
polyatomic ions
protons
Negatively charged ions form from the gain of electrons. What do you call these ions?
cations
anions
polyatomic ions
electrons
What kind of bond forms when a cation donates an electron to an anion to satisfy its octet?
Covalent
Metallic
Ionic
Hydrogen
Ionic bonds always form between metals and __________.
Metalloids
Nonmetals
Ions
Metals
All of these are properties of an ionic compound EXCEPT
High Melting Point
Crystalline structure (crystal shape)
Extremely cold
Conduct electricity
Electronegativity is
the tendency of an atom to attract electrons when it is in a bond.
the energy required to take an electron away from an atom
the distance from the nucleus to the outermost electrons
the total negative charge of the electrons in an atom.
Ionization energy is
the tendency of an atom to attract electrons when it is in a bond.
the energy required to take an electron away from an atom.
the distance from the nucleus to the outermost electrons.
the energy needed to add an electron to an atom.
The order of elements in the periodic table is based on
the number of protons in the nucleus.
the electric charge of the nucleus
the number of neutrons in the nucleus
Atomic Mass
Covalent bonds are formed between
ions
metal atoms
nonmetal atoms
compounds
Maria is 123 centimeters tall. Her height in meters is
0.0123 meters
0.123 meters
1.23 meters
12.3 meters
Which of the following elements has the largest atomic radius?
Carbon
Silicon
Germanium
Tin
Which of the following has the LOWEST Ionization energy?
Beryllium (Be)
Strontium (Sr)
Calcium (Ca)
Magnesium (Mg)
Which of the following has the highest electronegativity ?
Na
Al
S
Cl
Where does the mass of a tree come from?
The groundwater it absorbs
The carbon in the CO2 it absorbs through the air
The minerals transported into the trunk
The seed the tree grew from
Which of the following is a PRODUCT of photosynthesis?
CO2
ATP
Glucose
Ozone
Which of the following is a REACTANT during photosynthesis?
Glucose
O2
CO2
Carbon Monoxide
Which of the following is a PRODUCT of cellular respiration?
O2
Sunlight
ATP
Glucose
Which of the following is a REACTANT of cellular respiration?
O2
CO2
Sunlight
ATP
Which of the following is both a grazer and a browser?
Beaver
Elk
Grey Wolf
Songbird
What is the term that best describes the series of effects that took place in Yellowstone National Park after the wolves were eradicated?
Extinction
Trophic Cascade
Ecological Deletion
Reintroduction
What is the home or environment of a plant, animal, or other organism called?
Population
Community
Habitat
Trophic Cascade
A species that has a disproportionately large effect on its environment compared to how many of the species there are.
Cornerstone Species
Keystone Species
Ecological Species
Lockstone Species
