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The temperature at the South pole was -27° F at 8 am. At 3 pm, it was 50° F. By how many degrees did the temperature rise?
answered
Oct 21, 2021
Mathematics
college
4
votes
162k
views
Write an equivalent expression for 6(-5n+7)
answered
Oct 10, 2021
Mathematics
high-school
5
votes
77.4k
views
Ok same here Select the correct answer. Who was supposed to meet the three officials sent by President John Adams to France for negotiations? A. Chief Justice John Marshall B. Secretary of Treasury Alexander
answered
Sep 8, 2021
Social Studies
college
4
votes
184k
views
What did Social Darwinism and Jim Crow have in common?
answered
Aug 31, 2021
Social Studies
high-school
4
votes
140k
views
How are the italicized words in this sentence related? On Sunday, Marcus ate dinner at eight with his friends from down the street. They are idioms. They are antonyms. They are homographs. They are homophones.
answered
Jan 25, 2021
English
middle-school
4
votes
133k
views
Calculate the change in velocity of a 0.070kg tennis ball hit by Serena with a force of 140 N over 0.020 s
answered
Sep 8, 2020
Physics
high-school
6
votes
128k
views
34. Nearly invisible governments that handle such policy responsibilities as airport operation and mosquito control are called
answered
Jul 24, 2020
History
middle-school
5
votes
204k
views
Which statement correctly compares chemical reactions with nuclear reactions? In chemical reactions, new isotopes are formed. In nuclear reactions, new compounds are formed. Chemical reactions can be represented
answered
Jul 18, 2020
Chemistry
high-school
3
votes
85.7k
views
In terms of mass and shape, which rock type seems most affected by mechanical weathering? Which seems least affected?
answered
Apr 29, 2020
Biology
middle-school
3
votes
197k
views
An object starts from rest at time t = 0.00 s and moves in the +x direction with constant acceleration. The object travels 14.0 m from time t = 1.00 s to time t = 2.00 s. What is the acceleration of the
answered
Apr 25, 2020
Physics
high-school
3
votes
45.1k
views
It is difficult to determine if animals solve problems like humans do because A. humans are unable to explain their actions B. animals are not given the opportunity to solve problems C. researchers have
answered
Dec 29, 2019
Health
high-school
3
votes
44.1k
views
Mutations are important for evolution because they _____. are the source of new genetic variation improve the survival of organisms remove excessive genetic variation allow individual organisms to evolve
answered
Dec 15, 2019
Biology
high-school
3
votes
87.4k
views
-2, 10, -50. Find the next two terms of this sequence. Give exact values (not decimal approximations)
answered
Nov 9, 2019
Mathematics
high-school
4
votes
14.0k
views
How 2.9-20.9=1.8 explain why this is not reasonable
answered
Apr 19, 2019
Mathematics
high-school
4
votes
218k
views
If you need to make 240 g lioh, how many grams of li3n must you react with excess water?
answered
Mar 20, 2019
Chemistry
high-school
6
votes
85.0k
views
Heterotrophs take in mass in the form of food. food is either used to build molecules within the body or as fuel for cellular respiration. if used for cellular respiration, this mass will eventually be
answered
Dec 28, 2018
Biology
high-school
3
votes
176k
views
"the national environmental policy act (nepa) ________"
answered
Jul 17, 2018
History
college
5
votes
101k
views
Describe the shape of the light waves that would be created from a single, uncovered light bulb
answered
Jun 15, 2018
Physics
high-school
3
votes
30.2k
views
Explain why you believe answering your best question will lead you to a better understanding of this topic.
answered
Oct 2, 2017
English
middle-school
4
votes
59.0k
views
What is the answer???
answered
Sep 26, 2017
Mathematics
middle-school
3
votes
150k
views
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