A topographic map of part of Arizona is shown below.
Which of the labeled points on the map has the steepest slope?
A.1
B.2
C.3
D.4
D.4
what is the formula for density to volume?
A. D = M/V
B. M = D/V
C. V = M/V
D. D = A/V
A. D = M/V
A science class designed a poster to show how the barrier islands along the Florida coastline formed. The students showed the effects of wind, waves, and tides on the sand that formed these islands. In the poster, which pair of systems should the students say MOST affected barrier island formation?
A.the hydrosphere and atmosphere
B.the atmosphere and lithosphere
C.the biosphere and hydrosphere
D.the lithosphere and biosphere
A.the hydrosphere and atmosphere
The steps of the
Scientific Method are:
-Question/ Problem
-Research Information
-Hypothesis
-Experiment Procedure/Materials
-Observations/Data
-Conclusion
Which is formed when a section of impermeable rock forces groundwater to move laterally and emerge onto the surface of Earth? *
A.a spring
B.an aquifer
C.a geyser
D.a well
A.a spring
The diagram below shows the locations of several volcanic mountains on the big island of Hawaii.
Which two volcanic mountain summits are closest to 50 kilometers apart?
A.Hualalai and Kilauea
B.Kilauea and Mauna Kea
C.Mauna Kea and Kohala
D.Mauna Loa and Kohala
B.Kilauea and Mauna Kea
A student has a rectangular block. It is 2 cm wide, 3 cm tall, and 25 cm long. It has a mass of 600 g.
First, calculate the volume of the block:
Then, use that answer to determine the density of the block:
A.volume = 30 cm3 , density = 0.05g/cm3
B.volume = 30 cm3 , density = 20.0 g/cm3
C.volume = 150 cm3 , density = 0.25 g/cm3
D.volume = 150 cm3 , density = 4.0 g/cm3
D.volume = 150 cm3 , density = 4.0 g/cm3
Choose the statement that is true about hypotheses.
A.If a hypothesis is tested, it isn't scientifically useful.
B.Hypothesis that fail rigorous testing are discarded.
C.A hypothesis is a well-tested and widely accepted principle.
D.The concept of plate tectonics is a hypothesis.
B.Hypothesis that fail rigorous testing are discarded.
Why do green plants require solar energy? *
to produce their own food
In which atmospheric layer of Earth do thunderstorms occur? *
A,thermosphere
B.mesosphere
C.stratosphere
D.troposphere
D.troposphere
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
A.Control
B.Compound
C.Dependent
D.Independent
D.Independent
The density of a substance is 4.0 g/cm3. If a sample of the substance has a volume of 25 cm3.
What is its mass? (Hint: Use the equation: mass = density × volume.)
A.0.16 g
B.6.25 g
C.100 g
D.1000 g
C.100 g
Landforms are created through destructive forces such as weathering. Which of these is an example of physical weathering?
A.acid rain
B.abrasion
C.hydrolysis
D.oxidation
B.abrasion
Which is most likely a prevention strategy for flooding? *
A.building artificial levees
B.reducing water consumption
C.recycling bottled-water containers
D.building waste landfills for metals and other contaminants
building artificial levees
Which gas makes up the largest component of the Earth’s atmosphere? *
A.argon (Ar)
B.oxygen (O2)
C.nitrogen (N2)
D.carbon dioxide (CO2)
C.nitrogen (N2)
Determine the contour interval:
A.5 m
B.10 m
C.15 m
D.20 m
D.20 m
You have a lead ball with a mass of 420 g. The density of lead is 10.5 g/cm3.
What is the volume of the ball? (Hint: Use the equation: volume = mass/density.)
A.0.025 cm3
B.4.41 cm3
C.40 cm3
D.4410 cm3
C.40 cm3
Which atmospheric phenomena are created by the interaction of charged particles with Earth’s magnetosphere?
A.auroras
B.tornadoes
C.rainbows
D.inversions
A.auroras
Large quantities of sand can be added to the beach to stabilize the shoreline.Which describes a disadvantage of this process? *
A.It causes inland erosion.
B.It is a short-term solution.
C.It creates a barrier that prevents the tides from occurring along the coastline.
D,It creates a wall that disrupts the vegetation along the coastline.
B.It is a short-term solution.
Which statement describes the general movement of air masses? *
A.They move from areas of high pressure to areas of low pressure.
B.They move from areas of high altitude to areas of low altitude.
C.They move from areas of low humidity to areas of high humidity.
D.They move from areas of low temperature to areas of high temperature.
A.They move from areas of high pressure to areas of low pressure.
A sample of iron has the dimensions of 2 cm x 3 cm x 2 cm. If the mass of this rectangular-shaped object is 94 g, what is the density of iron?
A.0.128 g/cm3
B.7.83 g/cm3
C.1.28 g/cm3
D.13.4 g/cm3
B.7.83 g/cm3
In which layer of the Sun does nuclear fusion occur?
A.core
B.radiative zone
C.convection zone
D.chromosphere
A.core
Which results from the unequal heating of the ocean water of Earth? *
A.constant sea level
B.changes in tidal patterns
C.unchanging climate for all regions on Earth
D.changes in ocean current patterns
D.changes in ocean current patterns
Which is a major source of air pollution created by humans? *
A.hydroelectric plants
B.industrial factories
C.reforestation
D.nuclear power
B.industrial factories