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Questions (236)
Which is an advantage of sexual reproduction over asexual reproduction?
A. Sexual reproduction is quicker and less complex. B.
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The birds shown below live on a single island.
These four bird species are closely related, and all of them share a common
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Which of the following is NOT one of the main components of the cell theory?
A. cells must contain DNA B. all living things are
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On a summer day, Thomas is standing in his driveway waiting for his mother . Energy from the Sun is making Thomas feel hot. This
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In a lab group you combined vinegar and baking soda and observed the results shown in the picture. Choose ALL of the evidence
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Which physical properties can be used to differentiate between metals and non-metals?
A. Malleability B. Conductivity C.
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Which of the following statements is true about the relationship between the speed of sound and the density of a medium?
A. Sound
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which of the measurements below have three significant digits?
0.0050830 A. 134 meters B.56.09 inches C. 0.52 centimeters D. 8009
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Find the surface area of a rectangular pyramid with these measurements: l = 15 m, w = 12 m, and h = 10 m. Express your answer as
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Compare the student text with the source.
Source: Jared Diamond, Guns, Germs, and Steel, pages 39–40. Published by W. W. Norton
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Look at the word ostracize in the passage below.
In the late 1990s, a deposit of more than 150 broken pottery pieces was
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Read the following story.
Cody liked the freedom that came with his first summer job. He worked at Mitchell's Farm, where people
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A box needs to be decorated to use as a prop in a play. The bottom and the back of the box do not need to be decorated. What is
3 answers
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What is this figure? Describe its attributes.
A. It is a triangular pyramid. Its attributes include 4 faces: 3 lateral faces that
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Aimee packs ice cream into an ice cream cone. She then puts a perfect hemisphere of ice cream on top of the cone that has a
3 answers
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What is onomatopoeia?
A. a comparison between two unlike objects using like or as B. the repetition of the same letter or sound
1 answer
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For each of the statements below, indicate whether the statement describes a scientific theory, a scientific law, or both.
Can be
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Which of the following best explains why the Southern Hemisphere experiences seasons opposite to those in the Northern
1 answer
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Which of the following is a key characteristic of all planets?
A. they are made up of mostly ice and dust B. they orbit the sun
1 answer
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How does physical evidence, such as rock layers, contribute to our understanding of Earth's history?
A. It helps predict future
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Which of the following best describes the gravitational force on the Moon compared to Earth?
A. The Moon has stronger gravity
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What is the significance of atoms in the formation of compounds?
A. Atoms are the smallest particles of matter. B. Atoms
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The chemical reaction that produces soap is called saponification. During one type of saponification, oil and sodium hydroxide
1 answer
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Which of the following is a physical property of matter?
A. ability to rust B. ability to burn C. ability to conduct electricity
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Which of the following statements best describes the periodic table?
A. A chart that organizes elements based on their atomic
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Determine whether each statement below is true or false to complete the table.
The nucleus of an atom is found in the atom's
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Particles in each state of matter behave differently because they have different amounts of thermal energy. For each statement
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Which of the following is an example of a mixture?
A. water B. salt C. oxygen gas D. air
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A block of wood floats in water. Which of the following statements is correct?
A. The wood has a higher density than water B. The
1 answer
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How does mass differ from weight?
A. Mass is a measure of the force of gravity on an object, while weight is the amount of matter
1 answer
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How are scientific theories different from scientific laws?
A. Theories are based on facts, while laws are based on opinions. B.
1 answer
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Which of the following is a limitation of scientific models?
A. They are too simple to represent complex phenomena B. They are
1 answer
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Which of the following statements best describes the purpose of forming a hypothesis in the scientific method?
A. To prove a
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What is the purpose of making observations in the scientific method?
A. To gather data and information B. To prove a hypothesis
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Which fossilized organisms are most likely found in Earth's lowest rock layer?
A. snails B. reptiles C. bacteria D. dinosaurs
1 answer
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How do outer planets differ from inner planets?
A. How do outer planets differ from inner planets? B. They consist of a mixture
3 answers
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Which list provides an accurate order for changing models of our solar system, starting with the oldest and ending with the most
1 answer
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Why is it hard to find the age of Earth
A. The Earth is constantly moving B. Earth's surface is constantly changing. C. There is
1 answer
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What is the purpose of transition words and phrases?
A. to tie together part of a narrative logically B. to reveal key vocabulary
1 answer
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How were the planets in the solar system formed?
A. The dust particles were attracted by gravity from distant galaxies. B. The
1 answer
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What is reflection?
A. the most important details in a story B. the use of sensory words C. a self-examination by the narrator D.
1 answer
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What is pacing?
A. the speed at which a story moves B. the perspective of the narrator C. the details that bring a story to life
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Luisa ran through the back door of the coffee shop where she worked every Saturday. She shoved her purse in her locker and tied
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What is an outline?
A. a list of the writer’s favorite events from the story B. a list of events in the story written in the
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What is a narrative?
A. a nonfiction text consisting of a series of events in a person's life B. a fiction or nonfiction story
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In the image with the trash can, the principles of design
A. emphasize the message through color and shape B. distract the viewer
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How did the U.S. government try to enforce the Treaty of Payne's Landing?
A. It attacked Seminole villages. B. It negotiated
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States spent millions of dollars in the race to build canals. But canals soon received competition from another new form of
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Land transportation improved in the early 1800s, but it was still cheaper and faster for goods and people to be transported over
1 answer
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The Oregon Trail
It began as an unconnected series of trails used by Native Americans. Fur Traders expanded the route to
1 answer
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Which of the following was a result of the Mexican-American War?
A. It enabled the United States to annex Texas. B. It gained the
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How is conservation shown in the piece of art?
A. use of traditional materials designed for sculpture B. repurposing items as art
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How can art help the science of conservation?
A. by encouraging people to buy new products B. by educating people on the
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Understanding Arguments For and Against the War
Star has continued gathering evidence from primary and secondary sources to
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*Please make sure that you complete the other part of the portfolio first!
In the first part of this portfolio, you learned about
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Read the passage from American Experience, by PBS:
Polk started out by trying to buy the land. He sent an American diplomat, John
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Drafting a Paragraph
You are writing a paragraph to argue that the United States was justified in going to war with Mexico in
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Drafting a Paragraph
You are writing a paragraph to argue that the United States was not justified in going to war with Mexico in
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Imagine that you are a historian writing a summary of the U.S.-Mexican War. Using what you have learned, complete the text
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Opposition to the War
Even though many Americans were eager to fight in Mexico, other Americans were opposed to the war. Some of
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President Polk's Claims
On May 11, President Polk gave a speech to Congress. Read the following portion of that speech. Then
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Disputed Territory
After the U.S. annexed Texas, the United States and Mexico disagreed about the new boundaries. Both countries
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Annexation of Texas
Shortly after James K. Polk was elected, the Democratic Party achieved one of the goals of its platform. The
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What was Manifest Destiny?
At the time of the U.S.-Mexican War, many Americans believed in an idea called Manifest Destiny.
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Melanie walked out onto the stage, and her stomach dropped like a free-falling elevator. She crept slowly over to the podium and
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Georgia Laws
After the Indian Removal Act passed, the government of Georgia began giving away the Cherokee Nation's land to white
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1. The Cherokee cannot testify in Georgia's courts.
2. The existence of the Cherokee government is illegal. 3. The Georgia Guard
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What is an allusion?
A. a comparison between two otherwise unlike objects, people, or places B. a brief or indirect reference to
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What is tone?
A. the time and place in which a story takes place B. a comparison between two otherwise unlike people, objects, or
1 answer
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In 3-5 sentences, explain what some limitations of using this model to explain the phases of the moon would be. Consider factors
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Treaty of New Echota
Though they had no legal right to represent the Cherokee Nation, some Cherokees signed the Treaty of New
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From Americanindian.si.edu
In the early 1800s the Cherokee began to face enormous pressures to cede [give up] all of their
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The text below is adapted from the Alien and Sedition Acts. Match each passage from the Alien and Sedition Acts with its
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Match each of the quotes from John Marshall's opinion to its correct paraphrase.
One of the options will not be used. 1. "The
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In the passage above, Washington warns of the dangers to the country if people allow political parties to take hold in the
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Match each part of Washington's speech below with the correct paraphrase of his meaning.
1. The great rule of conduct for us in
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An example of an expository essay about Threatened Species using information from Worldwide Loss of Bees a Growing Concern, The
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What was Tchaikovsky’s inspiration for composing The Nutcracker?
A. a folktale B. Greek tragedies C. a politician D. battle
1 answer
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Any example of an informative or explanatory essay on marine habitats?
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What is a definition of citizenship?
A. having been born in a country B. being a full and equal member of a nation C. having
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2.56×10^(-2)-4.82×10^12
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How does a balanced chemical equation demonstrate the Law of Conservation of Mass?
A. it shows that only physical changes follow
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Which of the following would be considered most acidic?
A. soap B. ammonia C. lime water D. vinegar
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Based on the formula for Sulfuric acid pictured above, there are _____ molecules of sulfuric acid. In each molecule there are
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1. You burn a piece of toast when leaving it in the oven. The bread is now black. ______
2. You forget to dry a knife after
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Chemical and physical changes are two fundamental ways that matter can be altered in our world. , like cutting paper or melting
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Use the pH scale provided to answer the questions that follow.
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14
1 answer
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Fill in the blanks using the drop down menu.
1. The _____ measures how acidic or basic a substance is. 2. The pH scale ranges
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In science, the Law of Conservation of Matter tells us that matter cannot be created or destroyed, only _____ . This means that
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The C minor scale is the __________________ of the C major scale.
A. relative major B. enharmonic C. chromatic D. parallel minor
1 answer
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"Bell" from Beauty and the Beast
Describe the Mood- How does the music make you feel? Does it change throughout the song? Do
1 answer
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Why is voting an important civic responsibility?
A. it is part of the constitution B. it is required by law C. it determines the
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Use the chemical reaction to answer the question.
4Fe+3O2→2Fe2O3 What happens to atoms of Fe and O2 during the reaction?
1 answer
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Which sentence uses a semicolon correctly?
A. We moved practice to the gym; after it started raining. B. I need to bring the
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In which set are the numbers arranged in ascending order
A. 0.000325, 0.00225, 0.00125, 0.00325 B. 3.25*10^-3. 2.25*10^-3,
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Which observation most likely indicates that only a chemical change has taken place?
A. the change cannot be reversed B. a
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What was the importance of the inclusion of the Bill of Rights in the Constitution?
A. It created a separation of powers of the
1 answer
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Which of the following substances is an element?
A. salt B. protein C. hydrogen D. insulin
1 answer
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Which of the following properties is a chemical property?
A. magnetism B. melting point C. hardness D. flammability
2 answers
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Which of the following statements is accurate regarding the Three-Fifths Compromise and the issue of slavery?
A. The compromise
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