7o:
date:
subject: physics
a car drove 3/4 of the total time at speed of 90 km/h and 1/4 of the total time at
speed of 50 km/h. what was its average speed?

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

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.