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minerva
Questions (14)
i need pennfoster answer text 007680
3 answers
434 views
twelve men take 6 hours to finish a piece of work. after the 12 men have worked for 1 hour, the contractor decides to call in 8
3 answers
1,498 views
would i feel warmer or cooler in a back t-shirt at night?
i know that i will feel hotter in a black t-shirt on a hot day since
1 answer
1,206 views
if i flip a coin, will the coin stop moving upwards first before it starts to move down? in other words, is there a moment when
1 answer
461 views
what is thermal equilibrim, and what is thermal energy? what are fluid molecules? does convectin involve the movement of matter
3 answers
1,179 views
please explain to me what is e.m.f.
e.m.f. stands for electromotive force. It is the work done per unit charge (Joules per
1 answer
554 views
what is absolute zero? if 0 kelvin is the lowest temperature we can ever get, then does it mean that -273 degree Celsius is the
1 answer
896 views
how do i calculate the sensitivity of thermometers?
1 answer
608 views
the thread of mercury in a thermometer is 17cm when placed above boiling water, and 9cm when dipped in melting ice. how long
3 answers
802 views
'the scale of a mercury-in-glass thermometer is linear. one such thermometer has a scale extending from -10 degrees Celsius to
4 answers
3,572 views
how do i solve this equation? there is another answer other than 0, but i am not sure how to get it.
5x^2 + 7x =0 factor the
2 answers
664 views
find the compund interest on $2500 for one year at 4% per annum compounded half-yearly.
which of these is correct? $2500(1 +
6 answers
1,321 views
trighloroethane is a slvent used to remove grease from clothings. how, after use, is the solvent separated form the grease?
a,
1 answer
550 views
if a 10cm cube pipette were not available, which one of the following would be the best way of measuring a 10cm cube portion of
1 answer
570 views
Answers (1)
i need help with ppenfoster answer 007678
