Answers by Mark Perry
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Answers by Mark Perry

Answers by Mark Perry
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What did humans in the Paleolithic Era use to make their tools
answered Nov 8, 2019
3 votes
177k views
12–139. Cars move around the “traffic circle” which is in the shape of an ellipse. If the speed limit is posted at 60 km>h, determine the minimum acceleration experienced by the passengers. (60)2 y 2 0)2
answered Aug 24, 2019
3 votes
178k views
There are ____ ways to prevent accidental injuries in the home. a.No b.Few c.Many d.Some
answered Apr 30, 2019
6 votes
65.2k views
What methods and philosophies were developed for helping the urban poor
answered Feb 7, 2019
0 votes
62.5k views
Eric Kweeder can paint a wall in 30 30 minutes. His​ brother, Jessup, can paint the same wall in 20 20 minutes. How long will it take them working together to paint the​ wall?
answered Sep 16, 2018
1 vote
216k views
When did the 11th president die?
answered Jul 28, 2018
3 votes
179k views
President Roosevelt created which of the following to help end the Coal Strike of 1902?
answered Jun 28, 2018
6 votes
177k views
What's the role of chemokines
answered May 10, 2018
3 votes
210k views
The nurse is caring for an 8-month-old infant with a suspected congenital heart defect. the nurse examines the child and documents which expected finding?
answered Mar 14, 2018
4 votes
163k views
Marta is making two different charms for necklace one charm has a 1 cm diameter and a 3.14 centimeter circumference A similar charm has a diameter of 4 cm what is the circumference
answered Mar 2, 2018
4 votes
5.5k views
Learning how to evaluate advertisements is a cirtical part of which health skill
answered Apr 16, 2017
6 votes
145k views
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