Questions and answers by

wiggle

Questions (788)

Which is the origin of the sun’s energy?(1 point)Responses charged particles burning hydrogen solar flares nuclear fusion
1. 1 answer
2. 181 views
Which of the following protects Earth's atmosphere from solar wind?(1 point)Responses magnetosphere convection currents
1. 3 answers
2. 418 views
How have astronomers formed their ideas about the layers of the sun?(1 point)Responses using theoretical models combined with
1. 2 answers
2. 406 views
India relies on this technique to increase the production of crops.(1 point) Responses pro-immigration laws complex systems of
1. 1 answer
2. 247 views
The traditional bartering system is replaced with a more sophisticated system that relies on(1 point) Responses currency. item
1. 1 answer
2. 290 views
Which statement is false regarding the world's population?(1 point) Responses It consist of a group of people residing in a
1. 1 answer
2. 406 views
Which of the following is not a factor in determining a culture's economic activity?(1 point) Responses climate language
1. 1 answer
2. 399 views
Which of the following is not a factor in determining a culture's economic activity?(1 point) Responses climate language
1. 1 answer
2. 155 views
The harvesting of rice is an economic activity that is common in this area.(1 point) Responses Eastern Asia Mexico United States
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2. 169 views
The influx of Mexican immigrants into the United States during the past two decades is occurring mainly because they are(1
1. 1 answer
2. 176 views
The three most populated countries of the world are(1 point) Responses China, India, and Japan. China, India, and United States.
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2. 159 views
What causes large clusters of people to inhabit South, Southeast, and East Asia?(1 point) Responses political unrest and
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2. 369 views
Which of the following is not a characteristic of a country?(1 point) Responses self-governed defined borders labeled as a
1. 2 answers
2. 336 views
Which of the following is not a primary reason for human migration?(1 point) Responses better job opportunities political unrest
1. 1 answer
2. 389 views
A parachutist's elevation changes by minus140 ft in 14 seconds. What is the change in the parachutist's elevation each
1. 1 answer
2. 76 views
The formula Upper F equals nine fifths Upper C plus 32changes a temperature reading from the Celsius scale C to the Fahrenheit
1. 1 answer
2. 86 views
bushels of corn for sale at a farmer's market. He sells an average of 14 and one fourthbushels each day. After 7 days,
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2. 112 views
A farmer has 120bushels of corn for sale at a farmer's market. He sells an average of 14 and one fourth bushels each day.
1. 1 answer
2. 136 views
Evaluate.negative 40 divided by 4
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2. 41 views
Simplify.negative StartRoot 16 EndRoot
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2. 52 views
Simplify the numerical expression left parenthesis negative 0.7 right parenthesis squared.
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2. 79 views
Multiply.8 left parenthesis negative 1.2 right parenthesis
1. 1 answer
2. 43 views
A commercial jet liner hits an air pocket and drops 261 feet. After climbing 127 feet, it drops another 134 feet. What is its
1. 1 answer
2. 62 views
A commercial jet liner hits an air pocket and drops 261 feet. After climbing 127 feet, it drops another 134 feet. What is its
1. 1 answer
2. 55 views
Subtract.5-(-6)
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2. 34 views
Subtract.-15-6=
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2. 37 views
Add.-8+(-3)=
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2. 30 views
Add.-8+left (-3)=
1. 1 answer
2. 30 views
Add.13+(-3)=
1. 1 answer
2. 31 views
Decide which of the following day-to-day activities might be considered aerobic exercise?(1 point) Responses Surfing the web
1. 1 answer
2. 163 views
When a person is making cardiovascular gains through aerobic activity, they are increasing the amount of ___________ to the
1. 1 answer
2. 139 views
Which of the following machines in the gym is NOT used for cardiovascular fitness?(1 point) Responses Stair Climber Treadmill
1. 1 answer
2. 177 views
Which finger should you NOT use when taking a pulse?(1 point) Responses Thumb Middle Pinky Index
1. 1 answer
2. 180 views
Which of the following is NOT considered a low intensity cardiovascular activity?(1 point) Responses Walking Bicycling Hiking
1. 2 answers
2. 159 views
Decide which of the following sports can be the most beneficial in achieving cardiovascular fitness.(1 point) Responses Soccer
1. 1 answer
2. 117 views
What is the formula for finding your Maximum Heart Rate?(1 point) Responses 220 - your age 220 - your age 220 + your age 220 +
1. 1 answer
2. 142 views
A minimum of how many minutes is needed to achieve the benefits of cardiovascular activity?(1 point) Responses 10-15 10-15 20-30
1. 1 answer
2. 107 views
The word cardio refers to _________
1. 1 answer
2. 177 views
Amelia wants to take an art course at a local community center. She loves looking at pieces that are not only beautiful but also
1. 1 answer
2. 140 views
When Adel was younger, he always made sketches in his journal. He constantly had a pencil and paper in his hand so he could
1. 1 answer
2. 150 views
Miguel wants to take an art course at a local community center. He loves dancing and creating music. He has recently expressed a
1. 1 answer
2. 253 views
Thomas wants to take an art course at a local community center. He loves traditional paintings and drawings. He enjoys walking
1. 1 answer
2. 143 views
Katrina has always wanted to start her own business. She wants to sell mugs and tee shirts that have fun designs on them. She
1. 1 answer
2. 158 views
Robert is an artist who designs houses. He is currently designing a home for a billionaire in Hollywood, California. Robert no
1. 1 answer
2. 159 views
When Mia was little, her grandfather taught her how to carve little figurines out of pieces of wood. She has always enjoyed this
1. 1 answer
2. 162 views
When Cedric was little, his parents took him to France, and he saw some of the world’s most famous works of art. He loved
1. 1 answer
2. 240 views
You have recently been named as the curator at a local art gallery. You have the responsibility of organizing all of the art
1. 1 answer
2. 221 views
21. It is a temperature of 3,150K. Using the table above, what spectral type is Luyten's Star? *1 point F G K M
1. 1 answer
2. 85 views
How many stars does Capella consist of? *1 point 1 2 4 6
1. 1 answer
2. 70 views
True or False: Luyten's Star is moving away from our solar system. *1 point True False
1. 1 answer
2. 145 views
What kind of star is Luyten's star? *1 point red dwarf red giant white dwarf neutron star
1. 1 answer
2. 125 views
It is a spectral type M star. Using the table above, what spectral features does Kapteyn's Star have? *1 point Helium, some
1. 1 answer
2. 145 views
How far away from Earth is Kapteyn's Star? *1 point 38 light years 20 light years 13 light years 1 light year
1. 1 answer
2. 129 views
Sirius has a tempature of 9,940K. Using the table above, what spectral features does Sirius have? *1 pointA. Helium, some
1. 1 answer
2. 175 views
Which of the following is correct about Sirius? *1 point A. It is the brightest star in the night sky. B. It is not as bright as
1. 1 answer
2. 162 views
How long would it take to fly a jet to the Sun from earth? *1 point A. 18 years B. 18 hours C. 1 year D. 24 hours
1. 1 answer
2. 227 views
Based on the H-R Diagram, white dwarf stars are not as bright as our sun but their temperature is ________. (HINT: Reset show's
1. 1 answer
2. 168 views
13. In the same simulation, leave the temperature around the middle and adjust the luminosity back and forth. Where would we
1. 1 answer
2. 362 views
12. Use the simulation above (also linked below) and adjust the temperature of the star both hotter and cooler. You should see
1. 1 answer
2. 315 views
The distance of a star can affect how bright it appears to our human eyes. But astronomers need to know a star’s true
1. 1 answer
2. 170 views
The distance of a star can affect how bright it appears to our human eyes. But astronomers need to know a star’s true
1. 1 answer
2. 128 views
The Crab Nebula is actually the remnant of a ___________ explosion. Explosions like this in space are responsible for even
1. 1 answer
2. 225 views
The red supergiant, Betelgeuse (yes…pronounced “Beetle Juice”) is the 2nd brightest star in the constellation Orion. Due
1. 1 answer
2. 271 views
Our sun is in which phase of its life? Nuclear fusion will burn all of the hydrogen in its core and then it will begin its next
1. 1 answer
2. 208 views
What type of star is HOPS-68? And what human phase of life could we consider this star to be in?*1 point Protostar; baby
1. 1 answer
2. 228 views
View & read about the Orion Nebula. What 2 gases make up most of this cloud where new stars are formed? *1 pointHydrogen and
1. 1 answer
2. 160 views
A group of scientists found a new star in the galaxy. They determined that it was over 5x the size of our sun and is in its main
1. 1 answer
2. 142 views
What is a phase that our sun, a small to average sized star, will never experience?* 1 point Red Giant Supernova White Dwarf
1. 1 answer
2. 402 views
Put the following in order for the life cycle of a SMALL or AVERAGE Sized Star: (View this image to help you -Star Life Cycle* 1
1. 1 answer
2. 189 views
The life cycle of a star depends upon its… *1 point A. Luminosity B. Mass C. Apparent Magnitude D. Age
1. 1 answer
2. 143 views
What is a star? *1 point A. A ball of burning plasma…mostly hydrogen and helium B. The result of clouds of gas in space
1. 1 answer
2. 117 views
How does spectroscopy provide evidence for the Big Bang theory?(1 point)Responses The red shift shows that galaxies are moving
1. 1 answer
2. 192 views
All stars produce energy through nuclear fusion. Which is the reactant for the nuclear fusion reaction in all young stars?(1
1. 1 answer
2. 309 views
Which is most useful in classifying stars?(1 point)Responses knowing the movements of a star knowing the size of a star knowing
1. 1 answer
2. 205 views
Which statements comparing the Sun and a red supergiant are true? Select the two correct answers.(1 point)Responses The Sun will
1. 1 answer
2. 174 views
You are making an illustration of the life cycle of an average star and the life cycle of a massive star as part of a computer
1. 1 answer
2. 181 views
In which spectral class does a main sequence star with a temperature of 3,000 Kelvin belong?(1 point) Responses G G M M F F K
1. 1 answer
2. 150 views
Which is one difference between visible and non-visible light?(1 point)Responses Visible light can be seen by the unaided human
1. 1 answer
2. 551 views
Drag and drop the words into the correct locations. (2 points)Put responses in the correct input to answer the question. Select
1. 2 answers
2. 460 views
What determines whether a star will end its life cycle as a black hole or neutron star or as a white dwarf?(1 point) Responses
1. 1 answer
2. 263 views
What do scientists use to describe a constellation?(1 point)Responses its star pattern its brightest star its story in Greek
1. 1 answer
2. 182 views
Which of these is an example of a metaphor in My Forbidden Face?(1 point) Responses Latifa releases the canary from its cage.
1. 1 answer
2. 210 views
Why are spectral lines useful in classifying stars?(1 point)Responses They show a star's location. They show the layers that
1. 1 answer
2. 378 views
Which state of matter best describes the elements inside stars?(1 point)Responses gas solid plasma liquid
1. 1 answer
2. 333 views
Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point)Responses The
1. 1 answer
2. 438 views
Which is the first stage in the life cycle of a massive star?(1 point)Responses black hole red giant white drawf nebula
1. 1 answer
2. 228 views
Which of these is a heavy element in a star?(1 point)Responses carbon hydrogen helium lithium
1. 1 answer
2. 354 views
Select the correct answer from the list.(1 point)As a star's size increases, its luminosity . As a star's temperature , its
1. 5 answers
2. 269 views
Which describe the study of spectroscopy? Select the two correct answers.(1 point)Responses the number of galaxies emission and
1. 1 answer
2. 228 views
The Sun, like 80 to 90 percent of stars, is in which stage of life?(1 point)Responses red giant dying star stellar formation
1. 1 answer
2. 280 views
The Sun, like 80 to 90 percent of stars, is in which stage of life?(1 point)Responses red giant red giant dying star dying star
1. 1 answer
2. 187 views
Which are examples of non-visible light?(1 point)Responses white light from a lightbulb and rainbows white light from a
1. 1 answer
2. 140 views
Star Comparisons Quizn which spectral class does a white dwarf with a temperature of 10,000 K belong? (1 point) Responses
1. 1 answer
2. 244 views
n which spectral class does a white dwarf with a temperature of 10,000 K belong?(1 point) Responses O B A F
1. 1 answer
2. 281 views
Which are examples of non-visible light?(1 point)Responses white light from a lightbulb and rainbows radio waves and ultraviolet
1. 1 answer
2. 292 views
What is the difference between race and ethnicity?(1 point) Responses Ethnicity is related to culture; race is related to
1. 1 answer
2. 415 views
The layer of the atmosphere that contains weather is the(1 point) Responses stratosphere asthenosphere mesosphere troposphere
1. 1 answer
2. 225 views
Getting the Lay of the Land Quiz
1. 1 answer
2. 140 views
Which stages do all stars have in common in their life cycles?(1 point)A. nebula B. white dwarf C. protostar D. black hole
1. 1 answer
2. 231 views
Which is a possible sequence in the life cycle of a massive star?(1 point)A. planetary nebula, super red giant, protostar,
1. 1 answer
2. 129 views