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58 answers
Of course! I'm here to help. What do you need assistance with?
1+1=?
1 + 1 equals 2.
How do I solve 1+2
To solve 1 + 2, you simply add the numbers together. 1 + 2 equals 3.
Which theory explains the force powerful enough to send gigantic plates sliding around the earth?
seafloor spreading
subduction
continental drift
convection
seafloor spreading
subduction
continental drift
convection
The theory that explains the force powerful enough to send gigantic plates sliding around the Earth is called "plate tectonics." It encompasses multiple concepts, including seafloor spreading, subduction, continental drift, and convection.
Which sphere encompasses the plants, animals, and other living things that occupy the land and waters of the planet?
biosphere
atmosphere
lithosphere
hydrosphere
biosphere
atmosphere
lithosphere
hydrosphere
The sphere that encompasses the plants, animals, and other living things that occupy the land and waters of the planet is called the "biosphere."
Converting land used for farming into land used for a housing development is an example of _____.
human-environment interaction
relative location
perceptual region
type of ecosystem
human-environment interaction
relative location
perceptual region
type of ecosystem
Converting land used for farming into land used for a housing development is an example of "human-environment interaction." It demonstrates how human activities can alter and impact the environment.
What’s better Apple or Samsung
The question of whether Apple or Samsung is better is subjective and depends on individual preferences and needs. Both companies offer a range of products with different features and capabilities. It's recommended to research and compare specific devices to determine which brand better suits your requirements and personal preferences.
The force that probably propels the movement of the earth’s gigantic rock plates is _____.
continental drift
convection
weathering
frontal precipitation
continental drift
convection
weathering
frontal precipitation
The force that probably propels the movement of the Earth's gigantic rock plates is "convection." Convection currents in the underlying mantle of the Earth are believed to be responsible for driving the movement of tectonic plates. Continental drift is the overall movement of these plates rather than the force propelling it. Weathering and frontal precipitation are unrelated to plate movement.
14.
Mechanical and chemical weathering changes the earth’s _____.
core
crust
mantle
plates
Mechanical and chemical weathering changes the earth’s _____.
core
crust
mantle
plates
Mechanical and chemical weathering primarily affect the Earth's "crust." These processes can break down and alter the composition of rocks and other materials on the Earth's surface. The core, mantle, and plates are less directly influenced by weathering processes.
Choose the best topic sentence for the passage.
It used to be unusual to live to the age of 90. Better diet and medicine have made 90 a more common age. Today, some people even live to be well over 100.
Today, some people even live to be well over 100.
People are living longer than ever.
People can live a long time.
It used to be unusual to live to the age of 90.
It used to be unusual to live to the age of 90. Better diet and medicine have made 90 a more common age. Today, some people even live to be well over 100.
Today, some people even live to be well over 100.
People are living longer than ever.
People can live a long time.
It used to be unusual to live to the age of 90.
Better diet and medicine have made 90 a more common age.
Which sentence contains a supporting detail that answers the question when?
In 1867, the United States bought Alaska from Russia for about $7 million. Many Americans thought it was a foolish purchase. They thought Alaska was a wasteland of ice and snow. However, Alaska is rich in oil, fish, and lumber. The purchase of Alaska was a true bargain.
The purchase of Alaska was a true bargain.
In 1867, the United States bought Alaska from Russia for about $7 million.
However, Alaska is rich in oil, fish, and lumber.
Many Americans thought it was a foolish purchase
In 1867, the United States bought Alaska from Russia for about $7 million. Many Americans thought it was a foolish purchase. They thought Alaska was a wasteland of ice and snow. However, Alaska is rich in oil, fish, and lumber. The purchase of Alaska was a true bargain.
The purchase of Alaska was a true bargain.
In 1867, the United States bought Alaska from Russia for about $7 million.
However, Alaska is rich in oil, fish, and lumber.
Many Americans thought it was a foolish purchase
In 1867, the United States bought Alaska from Russia for about $7 million.
Which type of supporting detail does the underlined sentence contain?
Thomas Edison patented, or received the rights to, more inventions in his lifetime than any other American. He received his first patent when he was just twenty-one years old. Two of his most well-known inventions are the light bulb and the phonograph. He had obtained 1,093 patents by the time he died.
fact
example
statistic
Thomas Edison patented, or received the rights to, more inventions in his lifetime than any other American. He received his first patent when he was just twenty-one years old. Two of his most well-known inventions are the light bulb and the phonograph. He had obtained 1,093 patents by the time he died.
fact
example
statistic
The underlined sentence contains a "statistic" as a supporting detail.
Is this paragraph’s main idea stated or implied?
Contrary to what many people think, the sun is actually closer to Earth during a northern hemisphere winter. Earth’s orbit is an elliptical—or slightly oval—path around the sun. In early January, Earth reaches its closest point to the sun, called the perihelion. At this time, Earth is about 147 million kilometers from the sun. The farthest point on Earth’s orbit of the sun is called the aphelion. At this time, Earth is about 152 million kilometers from the sun.
implied
stated
Contrary to what many people think, the sun is actually closer to Earth during a northern hemisphere winter. Earth’s orbit is an elliptical—or slightly oval—path around the sun. In early January, Earth reaches its closest point to the sun, called the perihelion. At this time, Earth is about 147 million kilometers from the sun. The farthest point on Earth’s orbit of the sun is called the aphelion. At this time, Earth is about 152 million kilometers from the sun.
implied
stated
The main idea of the paragraph is "stated." It explicitly discusses how Earth is actually closer to the sun during a northern hemisphere winter despite common misconceptions.
Which of the following is a common mistake that people make when writing summaries?
including too little information
including supporting details
finding the main idea
writing their own notes
including too little information
including supporting details
finding the main idea
writing their own notes
One common mistake that people make when writing summaries is "including too little information." Summaries should capture the main points or key ideas of a text, and including too little information can result in an incomplete or insufficient summary.
Read the passage.
Benjamin Franklin’s Legacy
Benjamin Franklin was a man of vision. He was an inventor who created bifocals, a new kind of eyeglasses that people still wear to see better. Benjamin Franklin was also concerned about public welfare. He established the United States Postal Service and the first city hospital in America. In Philadelphia, he organized the police department, the fire department, the public library, and a university. He also helped write the Declaration of Independence and the Constitution. Today, millions of people benefit from the ideas that Benjamin Franklin had more than two hundred years ago.
What is the main idea of this paragraph?
Benjamin Franklin was a great inventor.
Benjamin Franklin’s ideas still affect the lives of people today.
Benjamin Franklin was a great politician.
Benjamin Franklin did lots to help the people of Philadelphia.
Benjamin Franklin’s Legacy
Benjamin Franklin was a man of vision. He was an inventor who created bifocals, a new kind of eyeglasses that people still wear to see better. Benjamin Franklin was also concerned about public welfare. He established the United States Postal Service and the first city hospital in America. In Philadelphia, he organized the police department, the fire department, the public library, and a university. He also helped write the Declaration of Independence and the Constitution. Today, millions of people benefit from the ideas that Benjamin Franklin had more than two hundred years ago.
What is the main idea of this paragraph?
Benjamin Franklin was a great inventor.
Benjamin Franklin’s ideas still affect the lives of people today.
Benjamin Franklin was a great politician.
Benjamin Franklin did lots to help the people of Philadelphia.
The main idea of this paragraph is "Benjamin Franklin's ideas still affect the lives of people today." It mentions his various contributions and how people continue to benefit from them even after two hundred years.
The building of canals was important because it _____.
helped boats use wind power
made fishing more efficient
created a need for fossil fuels
made more places accessible by water
helped boats use wind power
made fishing more efficient
created a need for fossil fuels
made more places accessible by water
The building of canals was important because it "made more places accessible by water." Canals allowed for efficient transportation of goods and people, opening up new areas for trade and commerce.
The interaction between production, transportation, and _____ has been vital to American economic success.
communication
exploration
workers
resources
communication
exploration
workers
resources
The interaction between production, transportation, and "resources" has been vital to American economic success. These three elements work together synergistically to facilitate the movement, utilization, and allocation of resources for production and trade, thereby contributing to economic growth and success.
5.
Los Angeles, now the nation’s second-largest city, started as a _____ in the 1800s.
motion picture town
military town
gold mining town
livestock outpost
Los Angeles, now the nation’s second-largest city, started as a _____ in the 1800s.
motion picture town
military town
gold mining town
livestock outpost
Los Angeles, now the nation's second-largest city, started as a "livestock outpost" in the 1800s.
The east coast megalopolis faces serious problems because of _____.
water shortages
culture
overpopulation
climate
water shortages
culture
overpopulation
climate
The east coast megalopolis faces serious problems because of "overpopulation." The concentration of population in this region can lead to various challenges such as increased demand for resources, strain on infrastructure, environmental issues, and social issues associated with high population density.
Water is brought from the Sacramento Valley to Los Angeles, a distance of almost 700 miles through _____.
Prudhoe Bay
the California Aqueduct
the Trans-Alaska pipeline
the Rocky Mountains
Prudhoe Bay
the California Aqueduct
the Trans-Alaska pipeline
the Rocky Mountains
Water is brought from the Sacramento Valley to Los Angeles, a distance of almost 700 miles through "the California Aqueduct." The California Aqueduct is a system of canals, pipelines, and tunnels that transport water from Northern California, including the Sacramento Valley, to Southern California, including Los Angeles.
10.
Which two regions does the Sunbelt overlap?
the South and North
the West and Midwest
the South and West
the South and East
Which two regions does the Sunbelt overlap?
the South and North
the West and Midwest
the South and West
the South and East
The Sunbelt overlaps with "the South and West" regions. The Sunbelt refers to the southern and southwestern parts of the United States, which are characterized by warm climate, rapid population growth, and economic development.
The landscape around Seattle, Washington, is characterized by _____.
short grasses and mosses
dry areas of sagebrush
tropical rain forests
rich deciduous forests
short grasses and mosses
dry areas of sagebrush
tropical rain forests
rich deciduous forests
The landscape around Seattle, Washington, is characterized by "tropical rain forests." The region experiences a maritime climate with abundant rainfall, which supports the growth of lush vegetation, including evergreen trees and diverse plant life typically found in temperate rainforest ecosystems.
Large Midwestern cities such as Minneapolis, Kansas City, and Omaha have economies _____.
closely linked to agriculture
dominated by heavy machinery
that are based on finance
dominated by trade
closely linked to agriculture
dominated by heavy machinery
that are based on finance
dominated by trade
Large Midwestern cities such as Minneapolis, Kansas City, and Omaha have economies that are "closely linked to agriculture." These cities are located in the agricultural heartland of the United States and play crucial roles in grain processing, food production, distribution, and other related industries.
What’s the most popular president of the use
Determining the most popular president of the United States is subjective and can vary depending on individual opinions and historical context. Different presidents have been popular among different segments of the population, and public opinion can also change over time. It would be best to consult polls, historical analysis, or conduct surveys to get a sense of the popularity of different presidents among the American people.
French and English colonial competition in North America was mainly _____.
social
cultural
political
economic
social
cultural
political
economic
French and English colonial competition in North America was mainly "economic." The French and English colonies in North America were primarily driven by economic interests, including fur trade, natural resources, and establishing profitable colonial enterprises. This competition was rooted in economic motivations rather than purely social, cultural, or political factors.
Travelers between Canada and the United States pay ____, which are fees charged by one country on goods they bring from the other country.
customs
exports
imports
tariffs
customs
exports
imports
tariffs
Travelers between Canada and the United States pay "customs" fees, which are charged by one country on goods they bring from the other country. Customs fees are imposed on imported goods to regulate trade, collect revenue, and enforce trade policies and regulations.
Which statement best explains the effect of urbanization on Canada’s population distribution?
The percentage of people living in cities more than doubled in 100 years.
Canada has 20 large metropolitan areas with a population of 100,000 or more.
Some cities in Canada have problems with pollution and public services.
The percentage of people living in cities more than doubled in 100 years.
Canada has 20 large metropolitan areas with a population of 100,000 or more.
Some cities in Canada have problems with pollution and public services.
The statement "The percentage of people living in cities more than doubled in 100 years" best explains the effect of urbanization on Canada's population distribution. This suggests that urban areas have experienced significant growth and attracted a larger portion of the population over the span of a century.
Many Native Americans in the Great Lakes–St. Lawrence Lowlands _____.
hunted moose and caribou
hunted walrus and seals
used resources from the ocean
planted various crops such as maize
hunted moose and caribou
hunted walrus and seals
used resources from the ocean
planted various crops such as maize
Many Native Americans in the Great Lakes-St. Lawrence Lowlands "planted various crops such as maize." These Native American communities practiced agriculture and cultivated crops such as maize (corn) as a staple food source.
The majority of people of African ancestry who live in Central America are the descendants of people who _____.
migrated from Africa in search of economic opportunity
migrated from the Caribbean islands in the early 1900s
escaped from slavery in the United States
were brought to Central America as slaves
migrated from Africa in search of economic opportunity
migrated from the Caribbean islands in the early 1900s
escaped from slavery in the United States
were brought to Central America as slaves
Hey bot
Which statement about the Gran Chaco region is not true?
It has violent winter thunderstorms called pamperos.
It is a landscape of savanna and dense shrubs.
It is a tropical lowland whose name means “hunting land.”
It has mild and unchanging temperatures.
It has violent winter thunderstorms called pamperos.
It is a landscape of savanna and dense shrubs.
It is a tropical lowland whose name means “hunting land.”
It has mild and unchanging temperatures.