The BMI of someone that weights 121 pounds and is 64 inches tall:
A: 17.55
B: 32.52
C:2...
Answers: 2
Physics, 21.06.2019 19:30
Density of salty water as compared to the density of pure water is(a) is less(b) is always equal(c) is always more(d) may be less or more
Answers: 1
Physics, 22.06.2019 22:30
An alarm clock has a current of 4.5 amps and a resistance of 3.2 ohms. what is the voltage in the circuit? a.1.4 volts b.0.71 volts c.14 volts d.46 volts
Answers: 2
Physics, 23.06.2019 00:10
During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
Physics, 23.06.2019 03:30
Which statement is true? a) the work done to lift an object 6 meters is greater than the gravitational potential energy it gains. b) the work required to push an object is less than the work required to pull an object the same distance. c) the work required to raise an object to a height is equal to the gravitational potential energy the object gains. d) the work done against gravity to lift an object straight up is greater than the work required to roll it up a ramp.
Answers: 1
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