Answers by Kevin Perez
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Answers by Kevin Perez

Answers by Kevin Perez
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If two forces are heading in the same direction, we ______ them to calculate net force. options: add or subtract
answered Mar 10, 2021
7 votes
234k views
Scientists studying aquatic plants have noticed that flooding often leads to a decrease in the rate of photosynthesis among aquatic plants. Flooding causes more sediment to be suspended in the water. The
answered Mar 4, 2021
2 votes
61.2k views
Which type of cnidarian is made up of as many as 1,000 polyps that work together to function as a single organism? a hydra a jellyfish a Portuguese man-of-war a sea anemone
answered Feb 28, 2021
3 votes
225k views
Summarize the elements that have been proven: 1. 2 3 I
answered Feb 9, 2021
3 votes
159k views
What led to the division of Islam into Sunni and Shia? warfare between Persians and Turks conflict over who should be the caliph dispute over the meaning of jihad warfare between the Umayyad and Abbasid
answered Nov 28, 2020
2 votes
120k views
Which option best completes the diagram
answered Sep 21, 2020
5 votes
79.5k views
Aspirin can be made in the laboratory by reacting acetic anhydride (C4H6O3) with salicylic acid (C7H6O3) to form aspirin (C9H8O4) and acetic acid (C2H4O2). The balanced equation is: C4H6O3+C7H6O3→C9H8O4+C2H4O2.
answered Jul 4, 2020
6 votes
99.5k views
Taser and smell combine to cause you to experience:
answered Apr 3, 2020
2 votes
42.9k views
How many grams of phosphorus are in a sample of Ca3(PO4)2 that contains 50.0 grams of calcium
answered Dec 7, 2019
3 votes
173k views
Which of the following statements about atoms is true? Atoms may be joined together in well-defined molecules. Atoms may be arranged in repeating crystal patterns. Various groups of atoms compose all known
answered Nov 7, 2019
4 votes
187k views
Simplify this expression 5(6x)
answered Sep 8, 2019
4 votes
122k views
Determine the area of the green sector. A) 5 4 π in2 B) 57 8 π in2 C) 19 4 π in2 D) 19 24 π in2
answered Apr 15, 2019
6 votes
66.4k views
What were the leaders of enlightenment called
answered Mar 20, 2019
3 votes
179k views
The diagram below represents three groups of students: S (blue and green): The set of students who took a Spanish class. T (green and orange): The set of students who traveled to a Spanish-speaking country.
answered Sep 28, 2018
1 vote
38.7k views
How could shifts in the physical environment have caused major changes in early civilizations? Select all that apply.
answered Sep 17, 2018
4 votes
93.3k views
What was the purpose of marriage in the Renaissance
answered Jul 20, 2018
4 votes
99.1k views
What were land bridges used as an explanation for? A) Seafloor spreading B)Tidal forces C)Mesosaurus fossils D)Magnetic striping on the ocean floor
answered May 29, 2018
0 votes
182k views
Which political party focused on nativism in the 1850s?
answered Mar 23, 2018
7 votes
103k views
Explain why the interpretation of historical events often changes with time.
answered Mar 8, 2018
0 votes
199k views
How many thais suffer from lactose intolerance? a. 98% b. 10% c. 2% d. 58%
answered Nov 25, 2017
4 votes
295 views
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