Biology, 23.09.2019 08:00 nkazmirski3229
When a girl bends her arm, she uses a different muscle to bring it back to the original position. why can't she use the same muscle to both bend and unbend her arm?
Answers: 1
Biology, 21.06.2019 20:20, AvantiA
Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o
Answers: 1
Biology, 22.06.2019 01:30, sharondot2398
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
Answers: 1
Biology, 22.06.2019 07:00, revlonknox6
Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass
Answers: 2
When a girl bends her arm, she uses a different muscle to bring it back to the original position. wh...
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