Saturday

April 19, 2014

April 19, 2014

Total # Posts: 6

**Physics**

Many people mistakenly believe that the astronauts who orbit the Earth are "above gravity." Calculate g for space shuttle territory, 290 kilometers above the Earth's surface (dashed line in sketch). Earth's mass is 6 1024 kg, and its radius is 6.38 106 m (638...

**Physics**

Surprisingly, very few athletes can jump more than 2.7 ft (0.82 m) straight up. Use d = 1/2 gt2 and solve for the time one spends moving upward in a 0.82 m vertical jump. Then double it for the "hang-time" -- the time one's feet are off the ground. Can you explai...

**math**

Which of the following statements is true? A. all trapezoids are similar B.all isosceles triangles are the same C.all rectangles are similar D.all equilateral triangles are similar

**math**

find the following landmarks for this set to numbers 12,16,23,15,16,19,18

**algebra**

formula= P(x)=.1x^2+50x-300 where x is number sold what is ans. if P(100)=.1(100)^2+50(50)-300

**bio**

how does a Dichotomous Key work. Thank you for using the Jiskha Homework Help Forum. Be sure to visit the following sites: 1. http://students.ed.qut.edu.au/n2364379/MDB377/DichotomousKey.html 2. (Broken Link Removed) 3. http://www.enchantedlearning.com/subjects/plants/activity...

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