According to the universal law of gravitation, every object attracts every other object in the universe. why can’t you feel the force of attraction between you and mars?
a. there is no force between you and mars.
b. your mass is too low.
c. mars is a larger planet than earth.
d. mars is a long distance away.

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars