What does it mean to say that mass is conserved during a physical change? The radius of Earth is 6378.1 km, which is 2981.1 km greater than radius of Mars. Find the radius of Mars.

Determine the maximum r-value of the polar equation r =3+3 cos 0

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.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.