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WorksheetsScience DMA 2 Review
Total questions: 20
Worksheet time: 2hrs 40mins
Mr. Sánchez's students are studying forces. They learn that magnetism and gravity are two kinds of forces. How are gravity and magnetic forces alike?
A. They do not cause changes in motion.
B. They do not transfer energy to objects.
C. They can act on objects that are not touching.
D. They cause objects to repel each other.
Stefano wrote some notes about the Moon's phases in the table below. Which of Stefano's notes are true?
A. Notes A and B
B. Notes A and
C. Notes B and D
D. Notes C and D
Amari's dad was moving cars out of the family's driveway. The driveway was located in strong sunlight. Amari observed that the family's white car was cooler inside than the family's black car. Amari wants to do an experiment to see whether color makes a difference in the amount of radiant energy a metal surface absorbs. What should Amari do next?
A. analyze evidence
B. plan an experiment
C. draw a conclusion
D. communicate results
Troy is assembling a battery-powered lamp. He made this diagram to show the wiring for the lamp. Why will the lamp remain unlit if this setup is used?
A. The switch is open.
B. The switch is closed.
C. The wires do not connect to the lamp.
D. The wires do not connect to the battery.
Blanca needs to list three materials that are good conductors and three materials that are good insulators. She made this table. What material can she add to the insulators column to complete her list?
A. aluminum
B. copper
C. glass
D. iron
Adrian wanted to surprise her family by making cookies. She found a recipe to make shortbread cookies. She needs butter, sugar, flour, baking powder, vanilla, and salt. Which of the foods in Adrian's recipe will NOT dissolve in water?
A. salt
B. sugar
C. butter
D. baking powder
Lauri is comparing the forces needed to pull a toy car up a ramp at different heights. She uses stacks of books to change the height of the ramp and then she measures the force with a spring scale. What is the best reason for several other students to repeat this experiment?
A. to change the results
B. to make a new prediction
C. to get enough data for a graph
D. to check that the results are correct
Five graduated cylinders were all filled with 12mL of water and a different object was dropped in four of the cylinders. They are shown below. Which of the following objects has the greatest volume?
A. object A
B. object B
C. object C
D. object D
Charlie was practicing for the school play. He noticed that the back and side walls of the theater stage were painted black. What is true about most of the light that strikes the walls of the theater stage?
A. It is reflected.
B. It is heated.
C. It is bent.
D. It is absorbed.
Ms. Terrell's class learned that constellations and galaxies both contain stars. What is the difference between a constellation and a galaxy?
A. A constellation is made of dust and gases while a galaxy is made of stars.
B. A constellation has more stars than a galaxy.
C. A constellation has a limited number of stars, and a galaxy has billions of stars.
D. A constellation is made of stars that are larger than those in a galaxy.
The table shows the properties of each of the inner planets. Which column of the table describes the properties and characteristics of Earth?
A. column A
B. column B
C. column C
D. column D
Ellie and Jin-soo used a hot plate to make the water from a saltwater solution evaporate. What energy transformation occurred during their experiment?
A. Electrical energy was destroyed.
B. Heat energy was transferred to the water.
C. Electrical energy was changed to heat energy.
D. Heat energy was changed to electrical energy.
After a trip to the supermarket this summer, Tyrone's father forgot a carton of eggs in the trunk of the family car for several hours. When he cracked a few eggs, he noticed that a chemical change had taken place. Which observation would best indicate that a chemical change has taken place?
A. The eggs felt warm to the touch.
B. The eggs were easy to crack.
C. The cracked eggs had a strong smell.
D. The cracked eggs flowed like a liquid.
Darius drew the diagram shown below of the Moon, Earth, and the Sun. Which of the following statements could Darius best use as a caption for the diagram?
A. Earth rotates on its axis as it revolves around the Moon.
B. Earth and the Moon rotate on their axes, but in different directions.
C. Earth and the Moon both rotate on their axes and revolve around each other.
D. Earth and the Moon both rotate on their axes and together revolve around
the Sun.
Mariana rubs a plastic ruler on wool cloth. The ruler is then able to pick up small bits of paper. Which of the following best explains why the plastic ruler can now pick up small pieces of paper?
A. The ruler and the paper both have no charge.
B. The ruler and the paper both have a positive charge.
C. The ruler has a charge and the paper has no charge.
D. The ruler and the paper both have a negative charge.
Amiyah made the following list of examples of weathering and erosion. Which example on the list best shows erosion taking place?
A. example 1
B. example 2
C. example 3
D. example 4
Omaira is doing a report on fossil fuels. The chart below shows some of her notes. Which of Omaira's notes are most likely to be correct?
A. Fossil fuels are nonrenewable resources that include the Sun, coal, natural gas, and oil.
B. Fossil fuels are formed from molten rock near Earth's surface.
C. Fossil fuels are being used up faster than they can be replaced.
D. Fossil fuels are the main source of energy in the United States.
Four students made these different mixtures.
Cesar: sand and salt
Angelica: sand and rocks
Hank: salt and sugar
Laurie: salt and pepper
Whose mixture can most easily be separated using sifting?
A. Angelica's
B. Cesar's
C. Hank's
D. Laurie's
Ms. Powell is comparing the heights of plants grown in different kinds of soils. She records her thoughts, ideas, observations, and conclusions. Which of the following is a scientific observation that can be tested by repeating the experiment?
A. Different plants always grow to different heights.
B. The plants grown in the soil with clay were shorter.
C. The plants grown in the sandy soil needed more water to grow.
D. Different soils affect plants less than different amounts of water do.
Some students test two samples of minerals. They record their observations in the table shown below. Which of the following statements is the best conclusion that the students can make about the two minerals?
A. They are the same because they have the same luster.
B. They are the same because they have the same hardness.
C. They are different because they have different streak colors.
D. They are different because they have different colors and textures.
