Archive day

November 30, 2025

398 public questions were asked on this day.

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How does groundwater become polluted? a. Pollutants mixed with water pass through permeable layers above the aquifer. b. Factories dump their waste directly into aquifers. c. Refuse infiltrates the water table when garba...
Asked by Bob 1 answer
Colin tells his friend to orbit around the perimeter of the yard spraying bug spray every few feet. How does Colin want his friend to move?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Ain a loose figure 8%0D%0A%0D%0Ain...
Asked by dk 1 answer
When the Earth is on one side of the sun, a star’s location is recorded. In six months, when the Earth is on the other side of the sun, the same star is observed and the distance between the first observation and the sec...
Asked by dk 1 answer
The location of the water table is subject to change. Please select the best answer from the choices provided True or False
Asked by Bob 1 answer
Given the nature of the planet nicknamed “Methuselah” by astronomers, what could you guess about the mythical figure named Methuselah?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0AThey were incredibly tall.%0D%0A%0D%0A...
Asked by dk 1 answer
Which of the following statements about desalination is true? a. Desalination is less expensive than water reclamation. b. Desalination uses large amounts of energy. c. Desalination is the main process used to provide wa...
Asked by Bob 1 answer
Which of the following sources of pollution would be the most difficult to track and regulate? a. lawn fertilizer runoff b. a waste treatment plant c. a factory d. a nuclear power plant Please select the best answer from...
Asked by Bob 1 answer
Imagine scientists discovered an asteroid in our own solar system and found that it had moderate gravity and temperature, an oxygen-rich atmosphere, and water. What label would make the MOST sense for that asteroid?%0D%0...
Asked by dk 1 answer
Potable water delivery systems are characterized by _______. a. high infrastructure costs b. aqueducts c. glass bottles d. rivers Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
What is the greatest use of groundwater? a. drinking b. industry c. agriculture d. recreation Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
What do the following have in common: charcoal, sulfur, burning metal, welding, brake pads, and even burnt cookies?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0AThey are all smells that exist only on habitable planets....
Asked by dk 1 answer
Which of the following best describes the effects of water pollution on aquatic ecosystems? a. It can result in fish kills and restrictions on human consumption. b. It can change the physiology of fish. c. It can cause l...
Asked by Bob 1 answer
During her presentation on exoplanets, Johana explains to the class that while Proxima-b and TRAPPIST-1e may potentially be able to support life, with each of these planets, one side of the planet always faces the sun, m...
Asked by dk 1 answer
How do we know that some galactic bodies have interacted with each other?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0ASpallation caused particle exchange.%0D%0A%0D%0ASpallation caused particle exchange.%0D%0A%0D%0ASom...
Asked by dk 1 answer
Access to potable water is most heavily limited by _______. a. money b. precipitation c. raw water supplies d. climate Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
Freshwater is used principally as drinking water. Please select the best answer from the choices provided True or False
Asked by Bob 1 answer
James is a scientist who is working on finding an answer to a question about solar eclipses; however, he doesn’t have enough time or data to test all the possible answers to his question. Based on this, James is using sp...
Asked by dk 1 answer
Where is the water table located? a. 10 ft below the surface b. below the saturated zone c. at the top of the saturated zone d. all of the above Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
It is best to say that efficient plumbing _______. a. reduces water pollution by using less water b. reduces water pollution by using cleaner water c. increases water pollution by using more water d. reduces water pollut...
Asked by Bob 1 answer
Which opening would create a sense of mystery or tension?(1 point)%0D%0AResponses%0D%0A%0D%0ATwo friends discuss their favorite rides at the local amusement park.%0D%0ATwo friends discuss their favorite rides at the loca...
Asked by dk 1 answer
Which of the following is not an option for solving the world water crisis? a. desalination b. finding new sources of freshwater c. reducing overconsumption d. wastewater treatment plants Please select the best answer fr...
Asked by Bob 1 answer
What effect does an author create by starting in the middle of a story’s action?(1 point)%0D%0AResponses%0D%0A%0D%0AIt pulls the reader right into the excitement of the story.%0D%0AIt pulls the reader right into the exci...
Asked by dk 1 answer
Why would an author structure a text using a cliffhanger?(1 point)%0D%0AResponses%0D%0A%0D%0ATo create an ending that leaves a reader in suspense.%0D%0ATo create an ending that leaves a reader in suspense.%0D%0A%0D%0ATo...
Asked by dk 1 answer
Why would an author structure a text using a cliffhanger?(1 point)%0D%0AResponses%0D%0A%0D%0ATo create an ending that leaves a reader in suspense.%0D%0ATo create an ending that leaves a reader in suspense.%0D%0A%0D%0ATo...
Asked by dk 1 answer
A piece of writing has these characteristics:%0D%0A%0D%0Ashort lines that are not complete sentences%0D%0Aa capitalized word at the beginning of each line%0D%0Alines organized into small groups%0D%0Afigurative and descri...
Asked by dk 1 answer