Answer:
The jug drowns because the density of the jug is more than that of the density of water.
The instrument would be a barometer.
Answer:
you plug in and turn on the popper, and then the hot air begins to rise in the popper while cooler air falls. As hot air circulates past the popcorn kernels and so the kernels absorb the hear
NO. although the arrangement of the atoms will change, the total number stays constant.
