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Please help!!! What happens when sunlight bends as it passes through raindrops ? A) The wavelength of UV rays increase B) The wavelength of the visible light increases C) Colors of light separate based
answered
Jan 7, 2020
Biology
middle-school
3
votes
68.3k
views
Which two gases make up most of the air in our atmosphere ? Please help
answered
Nov 21, 2019
Chemistry
middle-school
6
votes
181k
views
Evaluate b-2a-c for a=-7,b=3, and c=-7
answered
Oct 24, 2019
Mathematics
middle-school
3
votes
129k
views
Use the information in the following chart to answer the question below. Substance Density (g/cm³) aluminum 2.7 iron 7.9 gold 19.3 You just found a metallic object in a creek bed. You have found its mass
answered
Mar 18, 2019
Physics
high-school
3
votes
131k
views
A). A(n)= 46-n * (4-1) B). A(n)= 46 - (n-1)*4 C). A(n)= 46 - 4^n-1 D). A(n)= 46 - 4^n+1
answered
Mar 10, 2019
Mathematics
middle-school
2
votes
73.0k
views
Part 1.] Find the value of x in 4,000( 1.5^(x))=25,000. Show your work. Part 2.] Use the domain {½ , 1, 2, 4, 8} to plot the points on the graph for the given equation. The grid marks represent one unit,
answered
Jan 8, 2019
Mathematics
high-school
2
votes
186k
views
It takes _______________ energy to recycle waste aluminum (e.g., beverage cans) compared to the energy of extracting new aluminum from bauxite.
answered
Nov 10, 2018
Physics
high-school
5
votes
105k
views
I need help please and thanks
answered
Aug 19, 2018
Mathematics
middle-school
6
votes
151k
views
At a carnival, single rides cost $2 each, and all day ride passes cost $15. The total revenue for the day was $2,960. Which equation can be used to represent x, the number of single ride passes sold and
answered
Jun 9, 2018
Mathematics
middle-school
3
votes
169k
views
Which of the following factors contributes to the decrease in ionization energy within a group in the periodic table as the atomic number increases?
answered
Mar 24, 2018
Chemistry
high-school
7
votes
102k
views
When a low mass star first runs short of hydrogen in its core, it becomes brighter because?
answered
Mar 20, 2018
Geography
high-school
2
votes
171k
views
The human stomach is an organ that helps us digest food. The stomach is one of many organs involved in the process of digestion. Others include the esophagus, small intestine, pancreas, and gall bladder.
answered
Jan 25, 2018
Biology
middle-school
2
votes
201k
views
Your test scores in one class are 76 and 84. What possible scores can you earn on your next test to have a test average between 80 and 86, inclusive?
answered
Jan 12, 2018
Mathematics
middle-school
3
votes
11.0k
views
Is 5/7 greater than 1/8?
answered
Nov 26, 2017
Mathematics
high-school
7
votes
31.8k
views
Which of the following is typically not included in a budget? A. rent B. groceries C. postage D. savings
answered
Jul 22, 2017
Business
high-school
7
votes
71.4k
views
In addition to replacing the president if necessary, it's the duty of the vice president to A. review laws before the president signs them. B. serve as Speaker of the House. C. preside over the Senate.
answered
Jan 16, 2017
History
high-school
2
votes
221k
views
A triangle has area 49.5 cm2. If the base of the triangle is 9cm, what is the height of the triangle??
answered
Jan 8, 2017
Mathematics
high-school
1
vote
163k
views
Suppose your restaurant bill comes to $28.35.Find your total cost if the tax is 6.25% and you leave a 20% tip on the amount before tax.
answered
Jun 13, 2016
Mathematics
middle-school
1
vote
48.7k
views
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