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Why do scientists use models? A. Scientists use models to learn about things that are too small, too large, or too complex to observe directly. B. Scientists use models because doing so is always part
answered
Jun 19, 2021
Biology
high-school
4
votes
231k
views
Two identical conducting spheres carry charges Q and 2 Q. When separated by a distance much larger than their diameters, the spheres exert an electrostatic force F on each other. The two spheres are brought
answered
Jun 10, 2021
Physics
college
2
votes
232k
views
Which of the following statements correctly describes any chemical reaction that has reached equilibrium?(A) The concentration of products equals the concentration of reactants.(B) The rate of the forward
answered
Jun 15, 2020
Chemistry
high-school
1
vote
58.2k
views
Which of the following is the primary medium for beach erosion
answered
Apr 18, 2020
Biology
middle-school
3
votes
129k
views
What section of a jazz band is made up of piano, bass, and drums? A - Melodic Section B - Brass Section C - Secondary Section D - Rhythm Section
answered
Apr 16, 2020
Arts
middle-school
6
votes
3.0k
views
a decision maker whose utility function graphs as a straight line is
answered
Dec 30, 2019
Business
college
5
votes
178k
views
Which biological process involves the conversion of one type of chemical energy into another type of chemical energy? A. cellular respiration B. transpiration C. photosynthesis D. active transport
answered
Apr 6, 2019
Biology
high-school
6
votes
173k
views
In the country of bora bora, consumers buy large quantities of alcohol, tobacco, and coffee. Last year, the prices of these goods each increased by 10 percent. The quantities demanded for these goods fell
answered
Mar 30, 2019
Business
college
4
votes
116k
views
Which steps are involved in desalination of water? Check all that apply. Salt is removed from ocean water to provide fresh water. Water is heated until it evaporates. Water is condensed and collected.
answered
Mar 11, 2019
Biology
middle-school
3
votes
188k
views
How do i simplify 1/3√45 using product property
answered
Jan 27, 2019
Mathematics
middle-school
0
votes
61.6k
views
Unscramble the sentence
answered
Dec 24, 2018
English
middle-school
6
votes
192k
views
The table represents a linear function. x and f(x) −2,−2 and -1,1 and 0,4 and 2,10 and 4,16 What is the value of the function when x=−3? (A) -13 (B) -9 (C) -5 (D) 9
answered
Nov 14, 2018
Mathematics
high-school
3
votes
171k
views
Sharri Pack away how old summer clothes in storage tote that had a length of 3 feet, a width of 4 feet, and a height of 3 feet. What was the volume of the tote that Sharri used?
answered
Mar 20, 2018
Mathematics
middle-school
6
votes
154k
views
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