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Questions (19)

Which of the following factors made the land a place where the first land plants could thrive? Select the two correct answers.(1
1. 1 answer
2. asked by alt
3. 36 views
Increased levels of oxygen in the atmosphere due to photosynthesis caused rates of weathering to (remain constant / increase /
1. 1 answer
2. asked by alt
3. 28 views
Which option orders the events chronologically, from earliest to latest.(1 point)Responses Many new animal species evolve.
1. 9 answers
2. asked by alt
3. 62 views
Multiple ChoiceWhich of the following is a good way to approach answering an essay question on a test? (1 point) Responses Start
1. 3 answers
2. asked by alt
3. 38 views
Which chemical weathering processes rely primarily on water? Select the two correct answers.(1 point)Responses precipitation
1. 11 answers
2. asked by alt
3. 47 views
Which type of weathering is responsible for the green patina that forms on the copper skin of the Statue of Liberty?(1 point)Res
1. 5 answers
2. asked by alt
3. 29 views
Match the term that best matches the definition. (1 point)Serve - [answer] Ground Stroke - [answer] Love - [answer] Let -
1. 1 answer
2. asked by alt
3. 76 views
____________ occurs when a server hits two faults in a row.
1. 1 answer
2. asked by alt
3. 39 views
9 of 109 of 10 ItemsQuestion (1 point) The ____________ is used to start each volley.
1. 1 answer
2. asked by alt
3. 41 views
Which of the following types of physical conditioning may be most important to a tennis player?(1 point) Responses Muscular
1. 1 answer
2. asked by alt
3. 40 views
Which is an example of chemical weathering?(1 point)Responses rock breaking apart during a rock slide rock breaking apart during
1. 1 answer
2. asked by alt
3. 37 views
Which is an example of physical weathering?(1 point)Responses oxygen interacting with minerals in rock oxygen interacting with
1. 1 answer
2. asked by alt
3. 37 views
How does time affect the physical weathering of a rock?(1 point)Responses The longer the rock has been exposed, the more it has
1. 1 answer
2. asked by alt
3. 34 views
At which type of plate boundary would a string of small volcanic islands most likely form?(1 point)Responses convergent
1. 1 answer
2. asked by alt
3. 36 views
Describe how plant fossils found at Svalbard in Norway gave evidence of drifting continents.(1 point)Responses They were found
1. 5 answers
2. asked by alt
3. 40 views
Along which features does seafloor spreading occur?(1 point)Responses ocean basins ocean basins ocean trenches ocean trenches
1. 15 answers
2. asked by alt
3. 64 views
Geologists observed signs of widespread ancient glaciers from the same time period in areas across South America, Africa,
1. 1 answer
2. asked by alt
3. 48 views
Ocean trenches form over millions or billions of years. Which statement accurately describes how ocean trenches form?(1 point)Re
1. 1 answer
2. asked by alt
3. 49 views
Which features do most stratovolcanoes and cinder cone volcanoes have in common?(1 point)Responses steep sides and violent
1. 1 answer
2. asked by alt
3. 55 views

Answers (23)

Select the correct answer from the list.(1 point) Increased levels of oxygen in the atmosphere due to photosynthesis caused rates of weathering to (remain constant / increase / decrease), which aided in the formation of (soil / chloroplasts / roots).
How did reduced methane concentrations in the atmosphere affect Earth?(1 point) Responses Earth cooled. Earth cooled. Volcanic activity decreased. Volcanic activity decreased. Earth warmed. Earth warmed. Volcanic activity increased.
Which forms of life were dominant in the Mesozoic era?(1 point) Responses reptiles reptiles mammals mammals one-celled animals one-celled animals birds
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point) Responses increased oxygen concentration increased oxygen concentration decreased oxygen concentration decreased oxygen concentration decreased hydrogen concentration
Which characteristic defines the Paleozoic era?(1 point) Responses Mammals and other warm-blooded animals became dominant. Mammals and other warm-blooded animals became dominant. Reptiles became dominant after a mass extinction. Reptiles became dominant
Which of the following is good advice for answering essay, fill-in-the-blank, and multiple choice questions? (1 point) Responses Write a rough outline before you begin. Write a rough outline before you begin. Look for two answers that are similar. Look for
Which are examples of chemical weathering? Choose the two correct answers.(1 point) Responses oxidation of certain metals in rock oxidation of certain metals in rock an insect digging a hole in rock for its home an insect digging a hole in rock for its
The natural shifting of a river’s course has caused the river to separate into two branches. One branch continues in the river’s previous course. The other branch takes a new route across the land. Eventually, it empties into the ocean. Which landform
How long does it most likely take for a delta the size of the Mississippi River Delta to form?(1 point) Responses 10 years 10 years thousands of years thousands of years 1 year 1 year hundreds of years
The evaporation of water within rocks, that leaves behind expanding crystals that cause breaking, is know as?(1 point) Responses ice wedging ice wedging chemical weathering chemical weathering hydrolysis hydrolysis salt wedging
Which of the following can be formed by the movements of a glacier? Select the two correct answers.(1 point) Responses lake lake ocean ocean valley valley mountain
Which action describes chemical weathering?(1 point) Responses water cutting downward to deepen a river channel water cutting downward to deepen a river channel water freezing and thawing to widen cracks in rock water freezing and thawing to widen cracks
Which of these is an agent of chemical weathering?(1 point) Responses iron oxide iron oxide iron iron acid rain acid rain copper patina
How does time affect the physical weathering of a rock?(1 point) Responses The longer the rock has been exposed, the more it has weathered. The longer the rock has been exposed, the more it has weathered. Over time, the rock will become flat, slowing the
In 3-5 sentences, describe how paleomagnetic evidence supports the theory that continents change position (drift) over time.(4 points)
At which type of plate boundary would a string of small volcanic islands most likely form?(1 point) Responses convergent ocean-ocean boundary convergent ocean-ocean boundary convergent ocean-land boundary convergent ocean-land boundary transverse boundary
Geologists observed signs of widespread ancient glaciers from the same time period in areas across South America, Africa, Antarctica, India, and Australia. What theory did this observation support?(1 point) Responses Earth was much farther than the sun
Ocean trenches form over millions or billions of years. Which statement accurately describes how ocean trenches form?(1 point) Responses a plate of continental crust collides with another plate of continental crust a plate of continental crust collides
Which features do most stratovolcanoes and cinder cone volcanoes have in common?(1 point) Responses steep sides and violent eruptions steep sides and violent eruptions broad base with quiet eruptions broad base with quiet eruptions wide dome shape and
In trying to prove continental drift, Alfred Wegener used evidence from long ago to show that in the distant past, similar animal species lived in places that are [seperated by great distances / no longer in existence / now underwater / on different
Which statement identifies a major reason for the subduction that helps to form volcanoes?(1 point) Responses the upwelling of magma between diverging plates the upwelling of magma between diverging plates the release of hot ash and steam in a pyroclastic
Iron particles in basalt on the ocean floor tell scientists [the direction of the magnetic field / the direction the plate is moving]. In two adjacent magnetic stripes, the iron particles show [different / the same] alignments.
Why is no land created or destroyed at transform boundaries?(1 point) Responses because magma rushes into gaps at these boundaries because magma rushes into gaps at these boundaries because the plates only slip past each other at these boundaries because

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