Answer:
<h3>Comets are cosmic snowballs of frozen gases, rock and dust that orbit the Sun. When frozen, they are the size of a small town. When a comet's orbit brings it close to the Sun, it heats up and spews dust and gases into a giant glowing head larger than most planets.</h3><h2>Hope this is fine for you,,!! </h2>
If you walk at a pace of 2 miles per hour for 5 hours, you should have walked 10 miles. You would be 2 miles away from your base camp.
When you heat something of cool it down you don't change the substance you might change the why is looks, but it is still the same substance. For example you cool water to 0 degrees Celsius it turns into ice but it still is two parts hydrogen and one part oxygen H2O. Physical changes will change state and/or form but it will still be what it originally was on the molecular level. Hope that helped.
the answer is B because the dependent variable is the one that changes in an experiment ( the scientists dont change it themselves) the independent variable does
Answer: the first man does more work than the other
Explanation: because the second man has tool a trolley and a ramp to help him make his job easier