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Cathy conducts a scientific investigation. How can she make sure her results are valid? A. repeat the investigation several times B. confirm that her results match her hypothesis C. write a report about
answered
Jul 3, 2019
Chemistry
high-school
3
votes
12.0k
views
A scientist argues that two species of birds are the same species because they have similar body structure, similar DNA, and similar beaks because they eat the same food. The birds do have some variations
answered
Mar 19, 2019
Biology
college
3
votes
21.6k
views
In the world of biotechnology and genetic engineering, what is a vector?
answered
Mar 16, 2019
Biology
high-school
5
votes
87.4k
views
Which is not a result of increased flexibility
answered
Jan 12, 2019
Biology
middle-school
2
votes
106k
views
Manuel builds and sells wooden crates. He made this table to show how much his crates cost in dollars. Number of crates 2 4 6 8 Cost ($) $25 $45 $65 $85 Which equation represents this situation, where
answered
Jun 21, 2018
Mathematics
college
1
vote
104k
views
Im having trouble with net Forces could you help me?
answered
Jun 11, 2018
Physics
middle-school
3
votes
86.6k
views
What did the missionaries do
answered
Apr 26, 2018
Social Studies
middle-school
3
votes
43.2k
views
Which equation gives the number of 1/3 inches that are in 5/6 inch
answered
Feb 28, 2018
Mathematics
middle-school
5
votes
57.1k
views
The name of the first great civilization in Mesopotamia was
answered
Jan 30, 2018
History
high-school
2
votes
212k
views
Mark each statement if it describes a Greek religious belief. A. The gods and goddesses helped the good and punished the wicked. B. All gods and goddesses were equal. C. The gods and goddesses had human
answered
Dec 26, 2017
History
high-school
6
votes
122k
views
If you were solving a system of equations and you came to a statement like 1 = 3, what do you know about the solution to the system?
answered
Feb 8, 2017
Mathematics
middle-school
7
votes
166k
views
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