Johnny is playing with a toy train set his parents bought him. The controls for this train set allow him to make it go faster or slower and it even has a rail switch to make it travel on different tracks branching off to the left or right. Will Johnny using the rail switch be an example of a change in direction or a change in speed?
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Answer: direction
Q: Mark decides he want a cold drink and puts a bottle of warm water in his freezer. By doing this he makes the water colder and as water cools its density increases eventually freezing and becoming a solid, Ice. After a while mark forgets that he put the bottle of water in the freezer. He eventually remembers and comes back to check and the bottle of water is frozen solid. Because of this he leaves the bottle out on his kitchen counter for a few hours and returns to a nice cold bottle of water. Will leaving a bucket of ice out in the sun cause it to become more dense or less dense?
A: less dense
Question: Alexiev and Sabrina were enthusiastic chemistry students completing the first experiment of their new course. They both started the experiment with pure water, and had to perform different experimental protocols to make changes to the water. At the end of the experiment, both of them measured the concentration of hydronium ions present in their reaction mixtures. Alexiev had a high concentration of hydronium ions present, while Sabrina had a low concentration present in her mixture. Which person's mixture, Alexiev's or Sabrina's, would be less harmful if swallowed?
Answer: Sabrina's
[Q]: An inventor named Nelly is tinkering around in her home office where she has created two new types of material that could be used in products. The first one she is calling Glubber, and the second she has named Malk. To try to figure out what type of products these new materials may be used for, Nelly is performing various tests. The first test she is doing is securing one end of the material to a table and then pulling on it and letting it go. When she performs this test on some Glubber, the material quickly snaps back toward the table. Performing the same process with some Malk, the material slowly crawls along the floor as it makes its way back to the table. In Nelly's experiment, which material exerted more elastic force?
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[A]: Glubber
input: Please answer the following: Harry and Kim studied ancient humans. Kim studied a 15000 year-old settlement, before humans invented agriculture, while Harry studied a 5000 year-old village. Which student studied about a village that had a less dependable food supply?
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output: Kim
Stephanie is a nurse at the local high school. Recently, the flu has been going around and she has had many students come into her office feeling ill. When a student comes in, the first thing she does is check their temperature to test for a fever. If a student has a fever are they healthy or do they have a virus or infection?
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Answer:
they have a virus or infection