Questions and answers by

Noo

Questions (149)

If a monkey drops a banana off of a cliff, where are the potential and kinetic energies of the banana equal? (1 point)• at the
1. 1 answer
2. 11 views
As the bicyclist rides from right to left, at which of the three points, if any, is the bicyclist's potential energy increasing?
1. 1 answer
2. 13 views
A person is riding a skateboard on a U-shaped ramp. At which point does the person have the greatest potential energy? (1 point)
1. 1 answer
2. 20 views
The girl in the picture is at the highest point in swinging and starts to come down. Which statement best describes the changes
1. 1 answer
2. 16 views
A skydiver jumps out of a plane and begins to accelerate. His speed increases to 20 m/s, then 30 m/s. His acceleration slows
1. 1 answer
2. 18 views
A wildlife keeper is trying to catch an escaping rabbit. Who has the greater kinetic energy, the rabbit or the wildlife keeper?(
1. 1 answer
2. 12 views
Which object has the greatest kinetic energy? (1 point)• a green car with a mass of 500kg moving at 21 m/s O a blue car with a
1. 3 answers
2. 26 views
A large truck and a small car are moving at the same speed, traveling up and down hills, and over bumpy roads.Which one has more
1. 3 answers
2. 14 views
You are told 3 things...1. That there are two objects with equal masses. 2. Both objects are in motion. 3. One object has a
1. 3 answers
2. 21 views
W2 4 Y 1 Z 3 A student drops several objects of the same size into a bucket of water from a height of 2 meters. She ranks the
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2. 26 views
A student drops a 350-gram rock and a500-gram rock into a pool from a height of 8 meters. Which statement about the
1. 1 answer
2. 27 views
FruitMass (kg) Speed (m/s) Watermelon A 4 2 Watermelon B 4 4 Two watermelons fall off a kitchen counter. The masses and speeds
1. 1 answer
2. 32 views
Which characteristic will be affected by increasing the speed of an object from 30 meters per second (5 ) to 40 meters per
1. 1 answer
2. 12 views
A student drops a basketball into a pool from a height of 5 meters while a friend records the approximate splash height.They
1. 1 answer
2. 15 views
Which is a good description of potential energy? (1 point)• stored energy • conserved energy • energy of motion • energy
1. 1 answer
2. 13 views
A person throws a ball up into the air, and the ball falls back toward Earth. At which point would the kinetic energy be the
1. 1 answer
2. 19 views
An object falls through the air, gaining speed as it falls. A student claims that this creates new energy, and so it breaks the
1. 1 answer
2. 17 views
If the atomic number of an element is six and the atomic mass is 15, how many neutrons does it have?• 6 Neutrons 9 Neutrons 15
1. 1 answer
2. 14 views
Look closely at this model of ethanol. How many hydrogen atoms does it have?* 1 point • One • Six • two
1. 1 answer
2. 19 views
How does the periodic table help to predict the properties of elements?Elements in the same group have similar properties The
1. 3 answers
2. 34 views
What is the purpose of the periodic table?* 1 point • To identify atoms in a compound To organize elements based on their
1. 1 answer
2. 18 views
What is the atomic mass of Boron? * 1 point5 B Boron 10.806 b amu 12.32 amu 10.8 amu
1. 1 answer
2. 16 views
Anike wrote an article on how to make lentil soup.Which of the following would make the best conclusion to the article? (1
1. 1 answer
2. 22 views
A friend asks Samantha to help write a conclusion for her essay. What should Samantha do first? (1 point)Find synonyms for
1. 1 answer
2. 23 views
Which of the following statements describes a good conclusion? (1 point)A good conclusion always ends • with a question to
1. 1 answer
2. 15 views
The teacher asks Ana to revise her conclusion because it states a new fact instead of summing up her essay. Ana really wants to
1. 1 answer
2. 10 views
Which of the following describes one of the tasks of a good conclusion?(1 point) • summing up the passage • going off on a
1. 1 answer
2. 13 views
In which situation is it appropriate to write using informal language? (1 point)• a cover letter for a job application a legal
1. 1 answer
2. 24 views
Use the sentence to answer the question.The mechanic said the car needed some brake things replaced. Which words can replace the
1. 3 answers
2. 15 views
Use the paragraph to answer the question.Dear Hiring Manager, I am applying for the position of summer cashier. I learned about
1. 1 answer
2. 16 views
Use the sentence to answer the question.Some animals are omnivores, which means that their food comes from plant and animal
1. 1 answer
2. 10 views
Use the sentence to answer the question.Many nice plants filled the hotel lobby. Which word could replace nice to add more
1. 1 answer
2. 12 views
Use the following sentence to answer the question.Mike kept begging his parents for a cell phone. They agreed he could use his
1. 1 answer
2. 11 views
Which transition word signals a contrast? (1 point)• finally • eventually • however • because
1. 1 answer
2. 10 views
Use the sentence to answer the question.At first, Susie did not want to go to the party because her friends were not going.
1. 1 answer
2. 15 views
Which of the following transition words signals cause-and-effect? (1 point)• however • as a result • first • finally
1. 1 answer
2. 13 views
Which statement is true about transitions? (1 point)Transitions connect ideas for the reader. Transitions can make writing
1. 1 answer
2. 16 views
Which purpose does a relevant detail serve? (1 point)It identifies ideas not related to the topic. It undermines the
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2. 12 views
Which detail would be most relevant to this central idea?George Washington's presidency still has an impact on our government
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2. 17 views
Which detail should Mateo take out of his essay about unique animals?(1 point) Koalas have fingerprints similar to humans. All
1. 1 answer
2. 13 views
A student is writing an argumentative essay about adopting shelter animals instead of buying pets. Which detail would not be
1. 1 answer
2. 16 views
Which detail would be most relevant to this central idea?Summer is the most fun season, because there is so much to do. (1
1. 1 answer
2. 21 views
Identify the participle in the following sentence: The news made us depressed.• news • made • depressed US
1. 1 answer
2. 18 views
Identify the gerund in the following sentence: Swimming is something the children love to do for fun.* • swimming something
1. 1 answer
2. 16 views
Which of the sentences below use correct subject-verb agreement?• Both of my dogs has collars on them. O Either the girls or
1. 1 answer
2. 17 views
Identify whether the sentence is using active or passive voice: The coach said the mistakes made the team lose.* active •
1. 1 answer
2. 19 views
Identify the subject of the sentence: The house was cleaned for the guests.• house • cleaned
1. 1 answer
2. 17 views
Which organizational structure describes an event in the order it occurred?(1 point) • compare and contrast • problem and
1. 1 answer
2. 16 views
Which type of organizational structure is best for a report that describes French and American cooking? (1 point)• cause and
1. 1 answer
2. 11 views
Which step should a writer take before deciding how to organize their informative text? (1 point)Look at the facts and ideas
1. 1 answer
2. 12 views
Which phrase describes one purpose of headings in an informative text?(1 point) O to explain the main idea of a section O to
1. 1 answer
2. 25 views
What is the purpose of a hook in an introductory paragraph? (1 point)to introduce the main topic of the essay • to establish
1. 1 answer
2. 17 views
Which sentence correctly uses punctuation with a subordinating conjunction? (1 point)• She finished her work, because she
1. 1 answer
2. 38 views
Which sentence correctly uses punctuation with a subordinating conjunction? (1 point)•You came over: because I needed some
1. 1 answer
2. 24 views
Which sentence uses punctuation correctly? (1 point)O Diah't you say I could go? asked Ben. "Didn't you say I could go? asked
1. 1 answer
2. 26 views
Which sentence is punctuated correctly?(1 point) "That dog is the Jones,'" my neighbor said. "Please hand out the worksheets •
1. 1 answer
2. 15 views
Which sentence uses a comma to separate two independent clauses?(1 point) • Stu likes cake, but I like brownies. I need
1. 1 answer
2. 14 views
Which sentence is punctuated correctly?(1 point) My favorite foods are: pizza with ham and pineapple; and lasagna. I baked many
1. 1 answer
2. 12 views
Which of the following sentences correctly uses punctuation to show a quick change between ideas? (1 point)After you get back
1. 1 answer
2. 9 views
Which answer choice uses correct punctuation in the passage below?My favorite activities include; reading writing... and
1. 3 answers
2. 18 views
Which answer choice uses correct punctuation in the passage below?My favorite activities include; reading writing... and
1. 1 answer
2. 18 views
Use the unbalanced chemical equation to answer the question.2NaHCO → Na, CO + CO2 Which of the following can be added to the
1. 5 answers
2. 20 views
One molecule of bromine (Brz) and two molecules of potassium chloride (KCI) combine in a reaction. How many atoms are in the
1. 1 answer
2. 14 views
Which procedure could be used to demonstrate that matter is conserved during a physical change? (1 point)Find the mass of a cup
1. 1 answer
2. 18 views
Sodium reacts with chlorine to form the compound sodium chloride, or salt. The chemical formula below shows how the two elements
1. 1 answer
2. 28 views
How does a balanced chemical equation demonstrate the Law of Conservation of Mass? (1 point)it shows that the properties of the
1. 3 answers
2. 46 views
How are chemical changes different from physical changes? (1 point)• They involve heat. They include shifts in the phase of
1. 1 answer
2. 12 views
student cuts some fabric into two pieces. Is this change physical or chemical? (1 point)It is a physical change because the
1. 1 answer
2. 34 views
Why are sodium (Na) and potassium (K) in the same group on the periodic table?(1 point) • They have similar reactivity. •
1. 1 answer
2. 10 views
PERIODIC TABLE OF THE ELEMENTSH Li Be B C Na Mg Si He Ne cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb
1. 1 answer
2. 10 views
In a molecule of lithium sulfide, there are two atoms of lithium and one atom of sulfur. Which statement about lithium sulfide
1. 1 answer
2. 32 views
Cobalt has a mass number of 59 and an atomic number of 27. A student wants to create a model of a cobalt atom. Which statement
1. 1 answer
2. 20 views
Which statement about an atom is correct? (1 point)• The neutron has no charge and is found outside of the nucleus. • The
1. 1 answer
2. 22 views
When should a writer use a dash?(1 point) O to set off an introductory word or phrase • to indicate an abrupt shift in idea
1. 1 answer
2. 18 views
Which sentence is punctuated correctly?(1 point) • The swim meet starts in an hour - we need to hurry! • I have snacks, a
1. 1 answer
2. 15 views
Which sentence is punctuated correctly? (1 point)Because, we live at a high • elevation, sometimes we have to adjust the
1. 1 answer
2. 32 views
sentence? (1 point)• to mark the end of a sentence O to show a pause in a sentence or separate items in a list • to denote
1. 1 answer
2. 13 views
Which of the following is an example of pronoun antecedent agreement?(1 point) • The dog wagged its tail. • The cat chased
1. 1 answer
2. 23 views
What is the correct active voice version of the sentence 'The letter was sent by John'? (1 point)• The letter was sent by
1. 1 answer
2. 21 views
Which of the following is an example of a gerund used as a subject?(1 point) • He dislikes doing chores. • She enjoys
1. 1 answer
2. 15 views
What is the function of a gerund in the sentence 'I enjoy reading'?(1 point) • Object of preposition • Complement •
1. 1 answer
2. 24 views
Which of the following is an example of a participle used as an adjective?(1 point) They had finished their work before the
1. 1 answer
2. 15 views
Which of the following is an example of a participle phrase? (1 point)• His passion for singing • Standing by the tree •
1. 1 answer
2. 17 views
Which two of the following is an example of a gerund phrase?(1 point) • Surprised by the news • The broken vase • Holding
1. 1 answer
2. 15 views
Which of the following sentences demonstrates subject-verb agreement? (1 point)• Someones enjoy a good laugh. • Everyones
1. 1 answer
2. 31 views
Which of the following sentences demonstrates subject-verb agreement? (1 point)Each students have their own textbook. • Each
1. 1 answer
2. 23 views
What made the Egyptian lunar calendar difficult to use?(1 point) Days were different • lengths in different seasons. • Each
1. 5 answers
2. 26 views
What does a hieroglyphic writing system use instead of alphabetic letters?(1 point) • cuneiform shapes • drawings or symbols
1. 1 answer
2. 36 views
What was the purpose of the pyramids?(1 point) O to hold rebels as prisoners to house farmers and their families • to store
1. 1 answer
2. 19 views
Which Egyptian pharaoh built the most monuments?(1 point) • Hatshepsut • Thutmose I| • Thutmose III • Ramses II
1. 1 answer
2. 24 views
Use the drop-down menu to complete the sentence.(1 point) Egypt's Black Land was caused by Choose AA v Choose the damming of the
1. 1 answer
2. 25 views
Use the drop-down menus to complete the sentences.(1 point) Egyptians believed that Choose led to an afterlife where the soul
1. 3 answers
2. 20 views
Which was one of the roles of farmers in ancient Egypt?(1 point) help the pharaoh govern • Egypt • Keep records for the
1. 1 answer
2. 25 views
How did the Phoenicians' willingness to travel far for trade eventually lead to the spread of their civilization? Short answer
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How was Darius able to maintain control of such a large empire? Select the two correct answers.(1 point) He forced provinces to
1. 1 answer
2. 19 views
The Assyrian rulers divided their empire into 70 smaller units of government called provinces.Then they assigned a governor to
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2. 19 views
What relationship does the commandment "Remember the Sabbath day" relate to?(1 point) • parent-child • king-subject •
1. 1 answer
2. 34 views
What characteristics allowed southern Mesopotamia to become the cradle of civilization? Select the two correct answers.(1 point)
1. 1 answer
2. 21 views
Why did priests play an important role in Sumerian city-states?(1 point) Priests were at the top of • the Sumerian social
1. 3 answers
2. 29 views
Use the drop-down menu to complete the sentence.(1 point) The term Mesopotamia refers to land between Choose v Choose Sumer and
1. 1 answer
2. 21 views