WorksheetsScience Praxis - Practice
Total questions: 36
Worksheet time: 20mins
Any substance that releases hydrogen ions when dissolved in water (Arrhenius definition) or can donate a proton to some other substance
Acid
Base
Conjugate Acid
pH greater than 7
An acidic product of an acid/base reaction. Mostly made of the former base molecule with the addition of proton from the acid/base reaction. This can still function as an acid and donate protons to another substance.
Acid
Base
Conjugate Acid
Substance with a pH greater than 7
This type of base dissolves in water and provide solutions with high concentrations of hydroxide ions.
Strong Base
Weak Base
A type of energy that comes from either nuclear decay or fusion reactions. The type of energy released from the sun can be categorized as this...
Nuclear Energy
Radiant Energy
Mechanical Energy
Chemical Energy
The form in which the energy released from the sun during nuclear fusion travels to Earth.
Nuclear Energy
Radiant Energy
Mechanical Energy
Chemical Energy
The form in which the energy released from the sun during nuclear fusion travels to Earth.
Nuclear Energy
Radiant Energy
Mechanical Energy
Chemical Energy
The type of energy stored in the bonds created by autotrophs during photosynthesis.
Nuclear Energy
Radiant Energy
Chemical Energy
Mechanical Energy
The type of energy where potential energy is converted into kinetic energy (i.e. pedaling a bicycle).
Radiant Energy
Chemical Energy
Nuclear Energy
Mechanical Energy
The type of energy that is produced through the generation of electron flow through a conductor
Nuclear Energy
Radiant Energy
Mechanical Energy
Electrical Energy
This type of heat transfer moves as radiant waves, glows red hot, and can be seen as part of the visible spectrum of energy.
Conduction
Convection
Radiation
Hint: It may change as a result of your testing.
The independent variable is graphed along the
X axis
Y axis
The dependent variable is graphed along the
X Axis
Y Axis
What is located at the center of most galaxies?
Dark matter
Super massive black hole
nuclear fission reaction
giant star
What causes the phases of the moon?
Earth's shadow
the angle of the Earth changing relative to the sun
The moon revolving around the Earth
the distance between the sun and the moon
What accounts for the amount of water that is located on Earth?
the combining of materials during Earth's formation
the impact of comets and asteroids as the Earth cooled
the reaction of hydrogen and oxygen after the Earth cooled
One type of chemical weathering where water is removed from the rock transforming it from one type to another.
dehydration
oxidation
hydration
reduction
What is the scientific definition of the albedo effect?
How much sunlight an object reflects
How much sunlight an object absorbs
How hot an object gets
How cold an object gets
Snow on the ground prevents polar climates from gaining heat because of what?
the heating of the Earth by greenhouse gases
heat spreading from the equator
cold spreading from the poles of the Earth
reflection of solar radiation from the surface
Another name for fat cells that assist in the storage of energy and produce hormones.
Adipose Cells
Carbohydrate Cells
Muscle Cells
Cardiac Cells
