Pls answer this
quick as possible

If steel is more dense that lake water, why can a boat float

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.

What is friction? how does it affect the motion of an object?