Algebra 2 - 2010 Released Test

Which of these human activities most relies on high-quality soil?
1. Hiking
2. Hunting
3. Coal mining
4. Growing crops
A student observes a mineral that is colorless and harder than glass. Based on the chart, which mineral is the student observing?
1. Amphibole
2. Feldspar
3. Garnet
4. Quartz
In this picture, the iron filings show the shape of the magnetic —
1. axis
2. core
3. field
4. poles
Temperatures normally increase every month from January through August. During which month was the average temperature most unusual?
1. January
2. February
3. March
4. April
For the native birds and mammals of Virginia to survive, plant life must be conserved. What do plants provide directly to all animals?
1. Oxygen
2. Minerals
3. Light
4. Hydrogen
Which of these makes a sound with the slowest vibration?
Which of these animals is least likely a member of the pond community?
About how much longer is the jackknife clam than the razor clam?
1. 5 centimeters
2. 7 centimeters
3. 10 centimeters
4. 12 centimeters
Which structure does a plant cell have that an animal cell does not have?
1. Vacuole
2. Cytoplasm
3. Cell membrane
4. Cell wall
Which of these objects in the solar system has been visited by people from Earth?
1. Moon
2. Sun
3. Mars
4. Asteroid
A teacher asked his class to help plan their science field trip schedule from January to June. Based on the table, which month with an average temperature above 50°F has the least amount of average precipitation?
1. March
2. April
3. May
4. June
The process shown would be classified as —
1. precipitation
2. condensation
3. transpiration
4. evaporation
Max is doing an experiment on tomato plants. His hypothesis is, “A tomato plant will not grow in a shady area.” On which of these relationships did Max base his hypothesis?
1. Warm temperature causes plant growth.
2. Sunlight causes plant growth.
3. Tall plants cause shade.
4. New plants need fresh water.
Which describes energy through this food web?
1. Salamanders get energy from snakes and mice.
2. Acorns get energy from insects and pine trees.
3. Mice get energy from salamanders and insects.
4. Snakes get energy from salamanders and mice.
Which do meteorologists use to measure the amount of precipitation that falls during a storm?
1. Anemometer
2. Barometer
3. Rain gauge
4. Weather vane
Which of these transmits sound the fastest?
1. Water in a pool
2. A metal rod
3. Air in a balloon
4. Empty space
When comparing fossil A to fossil B, which is most likely correct?
1. Fossil B is older.
2. Fossil B is larger.
3. Only fossil B is metamorphic.
4. Only fossil B was once an organism.
Photosynthesis occurs in which of these organisms?
1. Sunflower plant
2. Mushroom
3. Sunfish
4. Luna moth
Part of a coral reef is shown. A coral reef is —
1. a rock
2. an ecosystem
3. an ocean current
4. an underwater cave
In a flower, what most likely happens when pollen from the stamen gets into the ovary?
1. The plant dies.
2. A seed develops.
3. The flower closes.
4. The sepals fall off.
Students planted bean seeds in the same kind of soil in separate cups. The cups were put next to each other on a sunny windowsill. Cup 1 was given 10 mL of water every other day. Cup 2 was given no water. Which of these is the independent (manipulated) variable in the experiment?
1. The type of soil
2. The type of seed
3. The amount of water
4. The amount of sunlight
Two moving boats are photographed from above at 3:00 p.m. and 3:15 p.m. Which statement correctly compares their motion?
1. They are traveling in the same direction at equal speeds.
2. They are traveling in opposite directions at equal speeds.
3. They are traveling in the same direction, and boat 2 has a greater speed.
4. They are traveling in opposite directions, and boat 2 has a slower speed.
According to the picture, which measurement best identifies the length of the leaf?
1. 5.0 cm
2. 6.0 cm
3. 6.5 cm
4. 7.0 cm
Which of these is a way the people of Virginia can help restore a natural ecosystem?
1. Burn their trash
2. Plant native plants
3. Feed leftover meals to deer
4. Drain automobile oil into the grass
Which of these is the most responsible for the changes of the seasons on Earth?
1. Position of the Moon
2. Tilt of Earth on its axis
3. Temperature of the Sun
4. Distance to Mars
Which geographic region of Virginia has the least impact on the water quality of Chesapeake Bay?
1. Coastal Plain
2. Piedmont
3. Blue Ridge Mountains
4. Appalachian Plateau
A fifth-grade class constructed this circuit. Which of these objects most likely made the light glow when connected to points X and Y?
1. Plastic straw
2. Cotton string
3. Aluminum foil
4. Rubber eraser
Earth is composed of four layers. Many scientists believe that as Earth cooled, the denser materials sank to the center and the less dense materials rose to the top. The least dense layer is the —
1. crust
2. mantle
3. outer core
4. inner core
In which chart are all the organisms sorted correctly?
Which best describes the part of the ocean called the continental shelf?
1. A flat underwater valley
2. A region of mountains in the deep ocean
3. A shallow area of sediment near the shore
4. A region with a higher water pressure
Which item is designed to change electrical energy into heat energy?
1. Alarm clock
2. Hand dryer
3. Fan
4. Telephone
Which of these takes about one year to complete?
1. Earth to orbit the Sun
2. The Sun to orbit Earth
3. Earth to rotate on its axis
4. The Moon to orbit Earth
Roger Bacon is credited for developing the magnifying glass. His understanding of which of these was most useful for this development?
1. Light
2. Sound
3. Gravity
4. Electricity
Bits of paper are attracted to the surface of this balloon. What attracts the paper pieces to the balloon?
1. Friction
2. Magnetism
3. Potential energy
4. Static electricity
Students filled a graduated cylinder with the amount of water shown. How much more water needs to be added to the cylinder to measure 25 mL?
1. 2 mL
2. 4 mL
3. 6 mL
4. 9 mL
Moss is best classified as —
1. a type of mold
2. an evergreen plant
3. a species of fungus
4. a nonvascular plant
Which explains why the fork looks different under water?
1. Light is refracted at an angle.
2. The wavelength of light lengthens.
3. Light cannot pass through the glass.
4. The amount of light increases when going through water.
Which of these apple trees is dormant?
The distance between Richmond and Norfolk is best measured in —
1. kilometers
2. meters
3. centimeters
4. millimeters
Which tools are best used to determine the speed of a turtle as it walks along a path?
1. Meter stick and graduated cylinder
2. Stopwatch and meter stick
3. Balance and metric ruler
4. Balance and stopwatch

5th Grade Science -- 2010 Released Test