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WorksheetsElementary Science Practice Quiz
Total questions: 41
Worksheet time: 21mins
If the moon has 1/6th of the gravity found on Earth, which of the following would be true?
A man would weigh 1/6th as much on the moon as he does on Earth.
A man would weigh 1/6th as much on Earth as he does on the moon.
A man’s mass would be 6 times as much on the moon as it is on Earth.
A man’s mass would be 6 times as much on Earth as it is on the moon.
What explains why a person on earth can view all of the phases of the moon over a month?
The rotation of the earth
The rotation of the moon
The revolution of the earth
The revolution of the moon
What principle explains why an object at rest tends to stay at rest?
Friction
Velocity
Inertia
Momentum
Which of the following is a producer?
Grasshopper
Clover
Honeybee
Owl
What is pitch?
Frequency
Amplitude
Wavelength
Volume
What is always true of chemical change?
It is a change of shape, color, or size.
It always results in a new substance.
It involves a change in phase or state.
It is a combination of metallic and nonmetallic substances.
When a solid changes directly into a gas, this is known as
Evaporation
Condensation
Sublimation
Precipitation
During which period did dinosaurs roam the earth?
Pleistocene
Cambrian
Silurian
Jurassic
If two parents have the genotypes (Bb), what percentage of their children should present as (bb)?
¼
½
⅓
¾
A person on earth witnesses a brief streak of light that flashes across the sky and then disappears. It was likely which of the following?
A meteor
A comet
A planet
A Magellanic cloud
Which of the following best explains why a layer of cold water would flow underneath a layer of warm water?
Cold water has a higher salinity making it heavier.
Cold water is more dense.
Cold water has a higher rate of evaporation.
Warmer water has a higher concentration of oxygen, allowing it to float on top of the cold.
Our solar system is a part of which galaxy?
Milky Way
Andromeda
Centaurus A
Bode’s Galaxy
Which is the date in which the Northern Hemisphere experiences 12 hours of daylight and 12 hours of darkness?
Winter solstice (Dec. 21)
Summer solstice (June 21)
Autumnal Equinox (Sept. 21)
New Year’s Day (Jan. 1)
Proteins are formed from long chains of
Amino acids
Carbohydrates
Lipids
Sugars
Which is most helpful in fossil formation?
A hot, humid climate
Rapid burial
Dying on land instead of in the water
Dying in the water instead of on land
What is the most plentiful gas found in our atmosphere?
Oxygen
Hydrogen
Helium
Nitrogen
Which would cause an increase in salinity in a body of water?
An increase in rainfall and a decrease in evaporation
A decrease in rainfall and an increase in evaporation
An increase in rainfall and an increase in evaporation
A decrease in rainfall and a decrease in evaporation
How are the elements ordered on the Periodic Table?
Atomic number
Number of electrons
Number of neutrons
Electronegativity
The compound KCl consists of which of the following?
Two metals
Two non-metals
A metal and a non-metal
A non-metal and a gas
Which of the following is a reactant of photosynthesis?
Oxygen
Carbon dioxide
Nitrogen
Helium
The process of a pioneer community reestablishing itself after a wildfire is known as
Evolution
Adaptation
Bottleneck
Succession
Which is an example of physical weathering?
A rock cracking from freezing and thawing
Acid rain reacting with limestone to form a cave
A lawn ornament rusting through oxidation
A wildfire burning the trees in a forest
How is sedimentary rock formed?
Igneous rock cooling and hardening into crystals
Rock pieces are buried and superheated
Particles of rock are compacted and hardened under pressure
Carbonic acid in rain dissolves limestone
Which is true of the outer planets?
They orbit the sun faster than the inner planets
They don’t have any moons
They don’t have any rings
They consist of mostly hydrogen and helium
Which category of animals have hollow bones and lack teeth?
Fish
Mammals
Birds
Reptiles
Which is an example of an invertebrate?
Earthworm
Dog
Human
Bird
A ball is lifted to a height of 4 feet and held there before being dropped. Which accurately describes the change in energy?
The ball has the most potential energy, which will change to kinetic as it falls.
The ball has the most kinetic energy, which will change to potential as it falls.
The ball will gain potential energy as it drops and have the most kinetic energy when it hits the floor.
The ball always has equal amounts of both potential and kinetic energy.
Which organelle supplies the energy for the cell?
Ribosomes
Lysosomes
Nucleus
Mitochondria
What does the nervous system do?
Carries lymph from tissue spaces to the venous system
Provides gaseous exchange, excretion of carbon dioxide, and oxygenation of blood
Mainly controls body metabolism
Transmits electrical impulses throughout the body
Which is a respiratory disease caused by a bacterium?
AIDS
Chicken pox
Tuberculosis
Influenza
Which is a respiratory disease caused by a bacterium?
AIDS
Chicken pox
Tuberculosis
Influenza
What discovery was made by James Watson and Francis Crick?
The moons of Jupiter
The shape of DNA
Black holes
Smallpox vaccine
What is responsible for destroying the ozone layer?
CFCs found in aerosols and refrigerants
CO2 from burning fossil fuels
DDT from insecticides
Acid rain
Which is an example of a non-renewable resource?
Wood
Solar power
Water
Natural gas
Which is true of atoms?
The nucleus is made of protons and electrons
The nucleus is made of protons and neutrons
Neutrons orbit the nucleus
Protons orbit the nucleus
Which of the following is malleable, ductile, and a good conductor of electricity?
A piece of wood
A piece of plastic
A sheet of metal
Water
The release of which hormone leads to an increased heart rate and respiration?
Insulin
Estrogen
Growth hormone
Adrenaline
What is one advantage of sexual reproduction over asexual reproduction?
It is faster
It provides greater genetic variation
It is more efficient
It leads to more offspring
To measure the pH balance of your swimming pool, you would use
A barometer
A thermometer
An anemometer
Litmus paper
Which property of rocks would Mohs scale identify?
Hardness
Color
Weight
Rate of decay
Which of the following is acidic?
Blood
Bleach
Vinegar
Ammonia
