Water has a specific heat of 4.186 j/g°c, and ethanol has a specific heat of 2.450 j/g°c. based on this information, which best compares water and ethanol?
it requires more heat to raise the temperature of a gram of ethanol by 1°c.
there are more molecules in a gram of water.
ethanol has a lower formula mass.
water has more protons and neutrons in its nuclei.

What is the rate of change in a objects position?

Does the earth behave like a magnet how do you prove it

The space within which a test north pole experiences a force magnetic poles 2. a powerful stream of electrons flowing high above the earth in the ionosphere electrojet 3. a concept to explain the directional nature of a magnetic field field lines 4. coil of wire designed to produce a magnetic field by a current passing through its windings ionosphere 5. that region above the earth's atmosphere where particles exist in an ionized state magnetic field 6. the extremities of a magnet where the field lines tend to converge or concentrate aurora borealis 7. a phenomenon that occurs in the northern latitudes; the northern lights solenoid