Mr. Spencer is tired of losing push-up contests with his students so he starts going to the weight room more often. If Mr. Spencer applies a net force of 35 Newtons on a 7000 gram barbell, what will the acceleration be?

Which best represents the law of conservation of mass ?

The air that we breath is made mostly of which gaseous molecule

Question 1 (5 pts): what is the maximum distance for which you can you resolve the two individual headlights of an on-coming truck as two separate lights rather than one if the headlights are separated by 2.00 m and your eye has a diameter of 1.00 centimeter? assume a wavelength of 500 nm.