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A light wave travels at a speed of 3.0 × 108 meters/second. If the wavelength is 7.0 × 10-7 meters, what is the frequency of the wave?
answered
Jun 15, 2021
Physics
college
1
vote
164k
views
Economic sectors are determined based on what criteria? A. How important a job is to human survival. B. How closely a job is related to natural resources. C. How important a job is to a country’s GDP.
answered
Jun 1, 2021
Social Studies
college
5
votes
78.0k
views
Which of the following is a factor of 2x2-2
answered
Apr 16, 2021
Mathematics
high-school
4
votes
49.7k
views
William bought hoodies for his team members. The cost of all the hoodies, including a $4 shipping fee, is $379. If the cost of each hoodie is $62.50, how many hoodies did William buy? A. 5 B. 6 C. 12 D.
answered
Apr 2, 2021
Mathematics
high-school
5
votes
107k
views
Which fact is mentioned in BOTH passages but interpreted differently by the authors? Authoritarian leaders can help busy companies complete tasks more efficiently. Authoritarian leaders are not overly
answered
Mar 21, 2021
English
middle-school
6
votes
181k
views
A criminologist wants to learn about the rate of drug use among adolescents. To do this, the criminologist would be best-served by referencing which of the following sources?
answered
Mar 14, 2021
Health
high-school
7
votes
57.9k
views
Fatima paid for pallets of grass to be delivered.each pallet of grass cost $129.95 Fatima paid $76.20 for delivery. What is the total amount Fatima paid?
answered
Dec 22, 2020
Mathematics
middle-school
2
votes
2.4k
views
suppose a great white shark is trying to reach a point that is 1200 m deep and 1850 m west of its starting point assuming the shark swims in a straight line what distance in meters would the great white
answered
Dec 5, 2020
Mathematics
middle-school
4
votes
26.5k
views
Suppose you made 5 measurements of the speed of a rocket:10.2 m/s, 11.0 m/s, 10.7 m/s, 11.0 m/s and 10.5 m/s. From these measurements you conclude the rocket is traveling at a constant speed. Calculate
answered
Oct 29, 2020
Physics
college
4
votes
34.7k
views
Kiran mixes 3/4 of raisins, 1 cup peanuts, and 1/2 cups of chocolate chips to make trail mix.How much of each ingredient would he need to make 10 cups of trail mix
answered
Aug 9, 2020
Mathematics
middle-school
1
vote
122k
views
What might happen to a man who violated caste rules? A) He would be jailed. B) He would be sentenced to death. C) He would become an untouchable. D) He would be demoted to the next caste.
answered
Jul 16, 2020
History
middle-school
7
votes
171k
views
Where do plants get the water and carbon dioxide from?
answered
Apr 8, 2020
Biology
middle-school
5
votes
54.7k
views
May someone pretty please help me with this question?
answered
Feb 7, 2020
History
middle-school
1
vote
130k
views
This graph shows US revenue and expenditures between 1980 and 2010. which statements describe what this graph indicates about government spending? Check all that apply. The government needs to raise taxes
answered
Jan 14, 2020
Social Studies
middle-school
1
vote
126k
views
a box contains six bags of pretzels, 10 bags of chips and, four bags of peanuts. If one bag is chosen at random, find the probability of choosing a bag of chips.
answered
Oct 17, 2019
Mathematics
middle-school
2
votes
201k
views
Describe Poe's childhood
answered
Aug 28, 2019
English
college
2
votes
128k
views
Math Help! The radius of a circle is 8 in. What is the Area?? Plz help, thank you!
answered
Jul 15, 2019
Mathematics
middle-school
2
votes
36.3k
views
This table shows the evolutionary history of a population of beetles . Review the trends to determine which evolutionary mechanisms is in play
answered
Apr 8, 2019
Biology
middle-school
2
votes
129k
views
Alcohol is a central nervous system stimulant true or false
answered
Mar 3, 2019
Biology
high-school
4
votes
228k
views
harry invests £6000 in a savings account. the account pays 3.4% compound interest per year. work out the value of his investment per year. work out the value of his investment after 3 years. give your
answered
Feb 10, 2019
Mathematics
high-school
6
votes
31.6k
views
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