Question1
If an astronaut can throw a certain wrench 12.0{rm m} perpendicularly upward on earth, how high could he throw it on our moon if he gives it the similar starting speed in both places?
Question2
A person travels by car from one city to another. She drives for 35.8 min at 79.4 km/h, 10.7 min at 109 km/h, 41.1 min at 37 km/h, and spends 15.4 min along the way eating lunch and buying gas.
Find out the average speed for the trip.
Question3
A plane flies from base camp to Lake A, 205 km away in the direction 20.0° north of east. After dropping off supplies it flies to Lake B, which is 170 km at 30.0° west of north from Lake A. Graphically determine distance and direction from Lake B to the base camp.