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18. Which of the following is a major cause of air pollution? a. dumping waste in landfills b. using wind and solar energy C. releasing waste into rivers, lakes, streams d. burning fossil fuel
asked
May 28, 2021
Geography
college
2
answers
4
votes
222k
views
The principle of opportunity cost is that:a. in a market economy, taking advantage of profitable opportunities involves some money cost. b. the economic cost of using a factor of production is the alternative
asked
Feb 26, 2021
Business
high-school
1
answer
5
votes
57.0k
views
There are approximately 125 marine species that are considered to be endangered. true or false
asked
Sep 10, 2020
Biology
middle-school
2
answers
0
votes
42.1k
views
Some people refer to nuclear power as “clean energy.” Why do they make this argument? Do you agree or disagree? Explain your answer.
asked
Apr 13, 2020
Physics
high-school
1
answer
4
votes
7.2k
views
Does anyone know how you do c)??? PLEASE HELP ASAP!!
asked
Jan 6, 2020
Mathematics
middle-school
1
answer
1
vote
14.9k
views
Help fast please!!!!!!!!!!!!!!!!!!!!! Use the diagram to answer the following question: Timeline with three events: the appointment of Caesar in 44 BCE, the defeat of Mark Antony in 31 BCE, and extraordinary
asked
Sep 1, 2019
History
middle-school
2
answers
4
votes
106k
views
Give an example of a colleague relationship (from work or school) that you want to improve. For example, a teammate, a classmate, a club colleague, coworker, or teacher that you want to have a more positive
asked
Jul 12, 2019
English
high-school
2
answers
1
vote
24.9k
views
Which of the following is an example of chemical change a. ice melting b. pounding gold into a coin c.paint fading d. a puddle of water
asked
May 20, 2019
Biology
middle-school
2
answers
4
votes
221k
views
How is louie's mother keeping his female cousin, marin, busy during the day?
asked
Sep 28, 2018
Social Studies
high-school
1
answer
2
votes
6.1k
views
Problem: What type of energy does a toy car have when it is pushed by a child? A.heat energy B.light energy C.mechanical energy D.electrical energy
asked
May 5, 2018
Biology
middle-school
2
answers
2
votes
140k
views
1.For the function y = f(x), what is the ordered pair for the point on the graph when x = b - 2? (3 points) a. (b - 2, f(b -2)) b. (x, f(b)) c. (x, b - 2) d. (b - 2, f(b))
asked
Feb 8, 2018
Mathematics
high-school
2
answers
0
votes
128k
views
Check my work? Which of the choices best completes the sentence below? Both _______ and Maggie's fathers work at this company A. Jacks B. Jack C. Jack's D. Jacks'
asked
Jun 23, 2017
English
middle-school
1
answer
5
votes
82.8k
views
Which of the following is an example of separation of powers? Select one: a. The Bill of Rights protects the individual rights of individuals. b. The Constitution provides for a strong central government
asked
Aug 16, 2016
History
high-school
1
answer
5
votes
66.6k
views
Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?
asked
Feb 11, 2015
Physics
high-school
1
answer
3
votes
140k
views
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