Questions and answers by

sleepy

Questions (501)

With which type of galaxy is a small galaxy most likely to merge? Select the two correct answers.(1 point)Responses an
1. 5 answers
2. 357 views
Where could scientists look to observe a black hole?(1 point)Responses the solar system asteroid belt the solar system asteroid
1. 1 answer
2. 154 views
How do emission and reflection nebulae differ?(1 point)Responses hard line edges hard line edges interactions with light
1. 1 answer
2. 291 views
Astronomers think that most galaxies are centered by a (massive star / large planet / black hole / nebula), which exerts
1. 1 answer
2. 123 views
Which of these characteristics of a star make it most likely to become a black hole? Select the two correct answers.(1 point)Res
1. 5 answers
2. 108 views
What is the main challenge astronomers face when trying to directly detect black holes?(1 point)Responses Black holes trap all
1. 1 answer
2. 193 views
Which statement best describes the galaxies closest to the Milky Way?(1 point)Responses These galaxies are all identified as
1. 1 answer
2. 127 views
Which description best summarizes the steps that take place during black hole formation, in the correct order?(1 point)Responses
1. 1 answer
2. 176 views
To form a nebula, (gravity / heat / pressure) pulls matter together or causes (pressure change / infrared light emission / an
1. 1 answer
2. 143 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×109 years. The half-life of
1. 1 answer
2. 170 views
In chemistry class, Carlos calculated the number of molecules in 100 moles. The calculator displayed the number 6.02E25. What is
1. 1 answer
2. 147 views
Jim’s music library on his phone holds 1,900 songs. The songs have an average time of 3.5 minutes. Use scientific notation to
1. 1 answer
2. 137 views
does the bot sometimes purposefully give out the wrong answers
1. 1 answer
2. 71 views
Use the sentence to answer the question.“Many mistakes were made today,” the coach said after the team’s loss. Which
1. 1 answer
2. 137 views
Which sentence includes a dependent clause?(1 point)Responses When looking out the window, they saw the first leaf fall. When
1. 1 answer
2. 139 views
Which sentence has correct pronoun and antecedent agreement?(1 point)Responses While the neighbors were walking to the store,
1. 1 answer
2. 148 views
Which sentence includes a prepositional phrase?(1 point)Responses I will try to memorize the poem. I will try to memorize the
1. 2 answers
2. 138 views
Which sentence includes a participial phrase?(1 point)Responses I would like to go to the new mountain resort. I would like to
1. 1 answer
2. 126 views
Which sentence contains a gerund?(1 point)Responses Watching little league baseball is a favorite pastime of people who
1. 1 answer
2. 138 views
Which sentence has proper subject-verb agreement?(1 point)Responses Hope, peace, and love is achievable for everyone. Hope,
1. 1 answer
2. 264 views
2 of 42 of 4 ItemsQuestion What is a histogram? (1 point) Responses a detailed history of the origins of a dataset a detailed
1. 1 answer
2. 175 views
Multiple ChoiceWhat does it mean to calculate frequencies within a dataset? (1 point) Responses to count the number of times a
1. 1 answer
2. 162 views
Which statements describe elliptical galaxies? Select the two correct answers.(1 point)Responses They typically contain very
1. 1 answer
2. 158 views
According to astronomers, how many galaxies are distributed across the observable universe?(1 point)Responses 50 50 several
1. 1 answer
2. 110 views
How does the appearance of spiral galaxies vary? Select the two correct answers.(1 point)Responses Some are more elongated in
1. 1 answer
2. 123 views
Which component that makes up the bulk of all galaxies?(1 point)Responses stars stars dust dust dark matter dark matter gas
1. 1 answer
2. 189 views
How can a planetary nebula be identified? Select the two correct answers.(1 point)Responses central star remnant central star
1. 7 answers
2. 182 views
A satellite orbiting Earth at an orbital radius r has a velocity v. Which represents the velocity if the satellite is moved to
1. 33 answers
2. 131 views
Which of these can happen to objects in the solar system that do not have the momentum to maintain a stable orbit around the
1. 21 answers
2. 129 views
Which of the following is not true about a soccer throw-in?(1 point) Responses Both hands must be on the ball. Both hands must
1. 3 answers
2. 259 views
When is it appropriate to use the passive voice?(1 point)Responses when the person or thing performing the action is unimportant
1. 5 answers
2. 217 views
Which factor is not needed when calculating the velocity of a satellite orbiting a planet?(1 point)Responses the orbital radius
1. 1 answer
2. 204 views
Which of the following describes active voice?(1 point)Responses voice of writing using the present tense voice of writing using
1. 9 answers
2. 239 views
As a planet draws away from the sun in its orbit, the force between the sun and the planet (remains the same / increases /
1. 1 answer
2. 114 views
Which of these describe the speed of a moon as it draws closer to the planet it orbits?(1 point)Responses The speed of the moon
1. 1 answer
2. 124 views
When an object slows down and deviates from its expected orbit, this indicates it is being (pulled / pushed) by (magnetic /
1. 1 answer
2. 156 views
Which area of astronomy does Kepler's laws address?(1 point)Responses The movement of asteroids in the solar system. The
1. 1 answer
2. 143 views
The formulation of Kepler's Laws of Planetary Motion relied on the data and observations of which scientist other than Kepler?
1. 1 answer
2. 251 views
Astronomers discover a new comet that follows a highly elliptical orbit. What is its eccentricity likely to be?(1 point)Response
1. 1 answer
2. 184 views
What does it mean when the orbital eccentricity of a planet is close to 1?(1 point)Responses its orbit is a highly elongated
1. 1 answer
2. 156 views
Venus has the smallest orbital eccentricity of any of the planets. What is the eccentricity of Venus?(1 point)Responses 0.8040
1. 1 answer
2. 127 views
Which of the following describes the difference between a clause and a phrase? (1 point)Responses A clause modifies another word
1. 1 answer
2. 109 views
Which sentence includes a dependent clause?(1 point)Responses She smiled as she opened the package. She smiled as she opened the
1. 1 answer
2. 119 views
Which sentence contains a participle functioning as an adjective?(1 point)Responses The swimming pool in my neighborhood is
1. 1 answer
2. 188 views
Which word is the past tense of an irregular verb?(1 point)Responses tapped tapped aimed aimed hidden hidden squawked
1. 1 answer
2. 181 views
A participle is a type of verb that can function as a(n) _________ in a sentence. Participles can be present or past
1. 1 answer
2. 119 views
Which of the following describes a gerund and how it functions in a sentence?(1 point)Responses A gerund is a noun that
1. 1 answer
2. 165 views
Which sentence displays correct subject-verb agreement?(1 point)Responses The dialogue spoken by the actors make the crowd roar
1. 1 answer
2. 170 views
Use the sentence to answer the question.The sailboat with the yellow stripes on its sails drifted across the lake. Which of the
1. 1 answer
2. 162 views
Which of the following describes what it means when subjects and verbs agree?(1 point)Responses They describe the same things.
1. 1 answer
2. 112 views
Use the excerpt from a letter to answer the prompt.The current state of Castle Park is a disgrace to our community. Ten years
1. 1 answer
2. 104 views
What is the most likely purpose for writing an explanatory article in third-person point of view that includes many facts and
1. 1 answer
2. 113 views
Use the paragraph to answer the question.The crowd gathered around a chain-link fence and waited for the show to begin. The
1. 1 answer
2. 117 views
Use the sentences to answer the question."Mary is such a quiet child," said Aunt Lydia. "It makes me wonder what will become of
1. 1 answer
2. 112 views
Why would a student include an allusion to Albert Einstein, an accomplished scientist with a famously bad memory, in a paper
1. 1 answer
2. 124 views
Use the paragraph to answer the question.You may not think earthquakes and volcanoes can go together, but they are unlikely
1. 1 answer
2. 124 views
Use the paragraph to answer the question.All around the world, millions of people watch hundreds of new movies each year. Most
1. 1 answer
2. 219 views
Use the sentences to answer the question.A Buddhist book called The Diamond Sutra, printed around 868 C.E., is the oldest known
1. 1 answer
2. 135 views
Use the paragraph to answer the question.It happens way too often: oil leaking from wells beneath the ocean or tankers spilling
1. 1 answer
2. 186 views
Use the paragraph to answer the question.The platypus is an Australian mammal that is not easily classified. It is one of only
1. 1 answer
2. 136 views
Which nonfiction genre teaches the reader a process?(1 point)Responses humor humor how-to how-to biography biography history
1. 1 answer
2. 240 views
Which statement about the development of Newton's theory of universal gravitation is correct?(1 point)Responses Isaac Newton was
1. 1 answer
2. 179 views
Drag each item to the correct location, so that each contribution to the theory of universal gravitation is matched with the
1. 1 answer
2. 345 views
Which of the eight planets in the solar system has the most elliptical orbit?(1 point)Responses Mercury Mercury Mars Mars Earth
1. 1 answer
2. 122 views
Drag each item to indicate whether it is related to Aristotle's or Ptolemy's model of the solar system, or to both. Some items
1. 1 answer
2. 150 views
Why does the speed of a planet decrease as it moves away from the sun?(1 point)Responses The planet’s inertia begins to point
1. 0 answers
2. 129 views
Drag each item to the correct location.(2 points)Location 1: Geocentric Model Location 2: Heliocentric Model Responses Includes
1. 1 answer
2. 110 views
Select the correct answer to complete the sentence. Gravitational force is said to be universal because:(1 point)Responses it
1. 1 answer
2. 103 views
Why was the Copernican model a controversial proposition? Select the three correct answers.(2 points)Responses It was a complex
1. 1 answer
2. 129 views
According to Kepler’s second law of motion, which statement describes the area swept out by a line between a planet and the
1. 1 answer
2. 127 views
Which does Kepler’s second law state about planetary motion?(1 point)Responses The planet travels along an elliptical orbit.
1. 1 answer
2. 98 views
can the bots speak any language
1. 1 answer
2. 76 views
QuestionWhich of the following statements describes the structure of the government outlined in the Constitution? Select all
1. 1 answer
2. 161 views
Which is a correct statement about the development of Copernicus's model after his death?(1 point)Responses Galileo disproved
1. 7 answers
2. 171 views
Which of the following describe Aristotle's model of the solar system? Select the three correct answers.(2 points)Responses Each
1. 3 answers
2. 96 views
Who had the power to resolve the dispute between New Hampshire and New York regarding Vermont?(1 point) Responses no one no one
1. 7 answers
2. 186 views
What was one strength of the Articles of Confederation?(1 point) Responses It allowed states to make decisions for themselves.
1. 21 answers
2. 288 views
Which are the correct steps to follow to simplify an exponential expression using the Quotient Rule of Integer Exponents?(1
1. 1 answer
2. 120 views
Use the paragraph to answer the question.Mr. Washington spent the whole summer running a student car wash to raise money for the
1. 1 answer
2. 53 views
Which set of terms describes a realistic cause-effect relationship between solar weather and Earth's magnetosphere? Select the
1. 17 answers
2. 118 views
The height of an equilateral triangle equals 3√2 times the side length. Using 74 for the square root of 3, what is the
1. 9 answers
2. 116 views
Which statement is true about the relationships between the number sets?(1 point)Responses Not all natural numbers are real
1. 7 answers
2. 92 views
The diagonal of a square equals 2–√ times the side length. Using 1.4 for the square root of 2, what is the approximate
1. 7 answers
2. 92 views
i'm doing this because i got a 0/3 on my last P.E. test somehow lolWhich of the following is a weight training machine you may
1. 3 answers
2. 96 views
Which describes a difference between solar wind and a geomagnetic storm? Select the three correct answers.(2 points)Responses
1. 3 answers
2. 128 views
What characteristic is shared by sunspots, solar flares, and coronal mass ejections? Select the two correct responses.(1 point)R
1. 3 answers
2. 122 views
Which of the following describes a context clue?(1 point)Responses information in a text that helps the reader understand the
1. 9 answers
2. 95 views
wsg my homie
1. 19 answers
2. 83 views
Multiple ChoiceWhat does it mean to say that two variables are negatively correlated? (1 point) Responses When one variable
1. 1 answer
2. 167 views
Which statements comparing the Sun and a red supergiant are true? Select the two correct answers.(1 point)Responses The Sun's
1. 1 answer
2. 162 views
Convert 0.27¯¯¯¯¯to a rational number in simplest form.(1 point) Responses 311 Start Fraction 3 over 11 end fraction 2799
1. 1 answer
2. 80 views
How many digits long could the repeating cycle of a repeating decimal be if the denominator of the rational number is 7?(1
1. 1 answer
2. 48 views
Star Evolution Quick Check4 of 44 of 4 Items Question Which is a possible sequence in the life cycle of a massive star?(1 point)
1. 1 answer
2. 143 views
using rational approximations, which statement is true?√12 > π √12 < π √16 < 4 √16 > 4
1. 1 answer
2. 95 views
using rational approximations, which statement is true?√12 > pi √12 < pi √16 < 4 √16 > 4
1. 1 answer
2. 71 views
using rational approximations, what statement is true?√71 < √61 √81 > 9 √71 > √61 √81 < 9
1. 1 answer
2. 73 views
√71 < √61√81 > 9 √71 > √61 √81 < 9
1. 1 answer
2. 51 views
using rational approximations, what statement is true√71 < √61 √81 > 9 √71 < √61 √81 < 9
1. 1 answer
2. 64 views
using rational approximations, what statement is true?√48 < √36 √49 < 7 √49 > 7 √48 > 7
1. 1 answer
2. 60 views
How did the Confederate government's increased control over the southern economy impact the people in the South? Select the TWO
1. 2 answers
2. 568 views