If a car is traveling 35 m/s for 200 seconds, how far will the car travel?

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?