A scientist is working in a lab and accidentally combines two liquids that quickly form a solution. Which process could be used to separate the two liquids?(1 point)
Responses
waiting for the two liquids to separate
waiting for the two liquids to separate
collecting one of the liquids with a spoon
collecting one of the liquids with a spoon
heating the liquids and letting one boil away first
heating the liquids and letting one boil away first
passing the liquids through a filter to collect one of them
passing the liquids through a filter to collect one of them
Which property could allow a student to easily separate sand and iron filings?(1 point)
Responses
melting point
melting point
magnetism
magnetism
boiling point
boiling point
solubility
magnetism
are worried that a solid substance has dissolved in a beaker of water in a lab. What would be a way to separate the substance from the water?(1 point)
Responses
Pour the liquid along a rough surface that would catch the solid particles but not the water.
Pour the liquid along a rough surface that would catch the solid particles but not the water.
Boil the water away, leaving the substance behind in the beaker.
Boil the water away, leaving the substance behind in the beaker.
Use a magnet to draw out the solid substance from the water.
Use a magnet to draw out the solid substance from the water.
Pass the solution through a filter to let the dissolved substance separate.
Pass the solution through a filter to let the dissolved substance separate.
A beaker contains a mixture of sand and salt. A student adds water to dissolve the salt. Which processes can be used to separate out the sand and salt?(1 point)
Responses
distillation to collect the sand and filtration to collect the salt
distillation to collect the sand and filtration to collect the salt
distillation to collect both the sand and the salt
distillation to collect both the sand and the salt
filtration to collect the sand and distillation to collect the salt
filtration to collect the sand and distillation to collect the salt
filtration to collect both the sand and the salt
filtration to collect the sand and distillation to collect the salt
Article 1 informs readers about the benefits of hand washing, and Article 2 persuades readers to wash their hands more. Given this information, which method of writing is different between the two articles?(1 point)
Responses
tone
tone
purpose for writing
purpose for writing
text organization
text organization
topic
purpose for writing
at is text organization?(1 point)
Responses
the method an author uses to present information in writing
the method an author uses to present information in writing
the style in which an author is writing
the style in which an author is writing
the reason an author is writing
the reason an author is writing
the attitude of a writer toward a subject or an audience
the method an author uses to present information in writing
How does text organization help an author achieve the desired purpose? (1 point)
Responses
The text structure allows an author to have a specific point of view.
The text structure allows an author to have a specific point of view.
The text structure allows an author to avoid conveying a certain tone in the writing.
The text structure allows an author to avoid conveying a certain tone in the writing.
The text structure allows an author to explain information in a formal way.
The text structure allows an author to explain information in a formal way.
The text structure allows an author to present information in a way that supports an argument.
The text structure allows an author to present information in a way that supports an argument.
How do you say “an uncle” in Spanish?
(1 point)
Responses
uno tío
uno tío
unos tíos
unos tíos
un tío
un tío
How do you say “some female cousins” in Spanish?
(1 point)
Responses
unas primas
unas primas
una prima
una prima
unos primos
unas primas
What is a common tradition for families in the Spanish-speaking world that is not necessarily a tradition in America?
(1 point)
Responses
Men and women often live at home until married.
Men and women often live at home until married.
Young people talk to elders using the informal “tú.”
Young people talk to elders using the informal “ tú .”
Children spend little time with grandparents, uncles, aunts, and cousins.
Men and women often live at home until married.
What is true about “sobremesa”?
(1 point)
Responses
Sobremesa is a quiet time before a meal.
Sobremesa is a quiet time before a meal.
Flamenco dancing is performed only during sobremesa.
Flamenco dancing is performed only during sobremesa .
Sobremesa takes place after a meal.
Sobremesa takes place after a meal.
What emotion do sevillanas usually tell about?
(1 point)
Responses
anger
anger
love
love
sadness
love
Which option is a natural material that is not a fossil fuel?(1 point) Responses vinyl vinyl petroleum petroleum cotton cotton natural gas natural gas
cotton
What must happen for a natural resource to become a synthetic material?(1 point) Responses It needs to be pounded very thin. It needs to be pounded very thin. It needs to be dried out. It needs to be dried out. It needs to go through a phase change. It needs to go through a phase change. It needs to go through a chemical reaction.
It needs to go through a chemical reaction.
What is a polymer?(1 point) Responses a natural resource used to make synthetic materials a natural resource used to make synthetic materials a natural resource formed on Earth from plant or animal remains a natural resource formed on Earth from plant or animal remains a piece of a natural resource that has been broken down before it is recycled into new materials a piece of a natural resource that has been broken down before it is recycled into new materials a chain of repeating compounds found in both natural and synthetic materials
a chain of repeating compounds found in both natural and synthetic materials
How is plastic made?(1 point) Responses Oil and natural gas are chemically broken down into small compounds that combine to form plastic. Oil and natural gas are chemically broken down into small compounds that combine to form plastic. Coal and natural gas are broken down from long chains into the smaller compounds we call plastic. Coal and natural gas are broken down from long chains into the smaller compounds we call plastic. Coal and natural gas are chemically broken down into small compounds that combine to form plastic. Coal and natural gas are chemically broken down into small compounds that combine to form plastic. Oil and natural gas are broken down from long chains into the smaller compounds we call plastic.
Oil and natural gas are chemically broken down into small compounds that combine to form plastic.
A copper pan is made by a person. Is the pan synthetic?(1 point) Responses Yes, it is synthetic because copper needs to be physically separated from other elements. Yes, it is synthetic because copper needs to be physically separated from other elements. Yes, it is synthetic because people make synthetic materials. Yes, it is synthetic because people make synthetic materials. No, it is not synthetic because copper is an element found in nature. No, it is not synthetic because copper is an element found in nature. No, it is not synthetic because copper is not recyclable.
No, it is not synthetic because copper is an element found in nature.
Which of the following was an achievement of the U.S. government under the Articles of Confederation?
(1 point)
Responses
It forced the Spanish to allow U.S. usage of the Port of New Orleans.
It forced the Spanish to allow U.S. usage of the Port of New Orleans.
Power was taken away from the states and given to the national government.
Power was taken away from the states and given to the national government.
The United States adopted the U.S. Constitution.
The United States adopted the U.S. Constitution.
Under the new Constitution, slavery was abolished in all states.
It forced the Spanish to allow U.S. usage of the Port of New Orleans.
Under the Articles of Confederation, which of the following established that new states would be created from new lands?
(1 point)
Responses
Jay's Treaty
Jay's Treaty
Land Ordinance
Land Ordinance
Northwest Ordinance
Northwest Ordinance
Treaty of Paris
Northwest Ordinance
What was the main weakness of the Articles of Confederation?
(1 point)
Responses
Congress could not provide for a national defense.
Congress could not provide for a national defense.
Powers given to the central or national government were limited.
Powers given to the central or national government were limited.
States had no way to settle disputes.
States had no way to settle disputes.
States had to relinquish their sovereignty.
Powers given to the central or national government were limited.
Which best describes the cause of Shays’s Rebellion?
(1 point)
Responses
The federal government did not pay the veterans the money they were owed.
The federal government did not pay the veterans the money they were owed.
The veterans wanted to take the arsenal to sell it for needed funds.
The veterans wanted to take the arsenal to sell it for needed funds.
The state government had disagreements with the federal government on which the veterans were asked to take sides.
The state government had disagreements with the federal government on which the veterans were asked to take sides.
The British offered to give the veterans funds if they would attack the arsenal.
The federal government did not pay the veterans the money they were owed.
Which nonfiction genre teaches the reader a process?(1 point)
Responses
history
history
how-to
how-to
humor
humor
biography