Saturday
October 25, 2014

Posts by halley


Total # Posts: 9

physics
A hot-water heater is operated by solar power. If the solar collector has an area of 5.8 m2 and the power delivered by sunlight is 550 W/m2, how long will it take to increase the temperature of 1.0 m3 of water from 24°C to 59°C?
February 22, 2012

english (cont.)
1. if you receive lamentable news, how do you feel? 2. what might cause a person with a normally rosy complexion to suddenly look sallow? 3. if you need film for you camera, where might you try to procure it?
January 23, 2011

english
1. would it be difficult to procure in the desert? 2. how might someone react if you prvoke that person? 3. what might be the subject of a profound discussion? 4. if a critic is profuse in her praise of a movie, how well did she like the movie?
January 23, 2011

college physics
After falling from rest from a height of 34 m, a 0.47 kg ball rebounds upward, reaching a height of 24 m. If the contact between ball and ground lasted 1.8 ms, what average force was exerted on the ball?
September 21, 2010

English
thnx!
August 24, 2010

English
Is there a story in America Street, edited by Anne Mazer, similar to The Journey by Duane Big Eagle?
August 24, 2010

math
order from least to greatest 1/5 -.4 .44 -41% 404
April 12, 2010

HS physics
A 20g rifle bullet traveling 200m/s buries itself in a 3.3kg pendulum hanging on a 3.0m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's maximum displacement.
October 19, 2009

Science
Where is the "asteroid belt" located? Thank-you for all your help. http://www.onelook.com/?w=asteroid+belt&ls=a
June 5, 2007

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