How do you double the speed in physics

A driver of a car took a day trip around the coastline driving at two different speeds. He drove 7070 miles at a slower speed and 200200 miles at a speed 3030 miles per hour faster.

Which of the following could possibly be predicted? Earthquakes Landslides Foreshocks Volcanic eruptions

Frame S' passes frame S in the usual way. Two events are simultaneous in S'. Which is true? a) They cannot be simultaneous in S regardless of their locations. b) They can also be simultaneous in S if their separation is large enough.

Emilie Sannom drives a rocket powered car to an initial speed of 228 mph (102 m/s) before attempting to make a jump of deadlizard canyon on a ramp angled at 42 degrees. Assume that the rocket has burned out when she leaves the ramp.

What is your rate in miles/hour if you run at a speed of 2.2 miles in 20 minutes?

The small depression inside the bend of the elbow is the

If r = KL/d2 find L to the nearest tenth foot if r = 2.5 ohms, k = 10.8 and = 85 mil

A 1500 kg car accelerates uniformly from rest to reach 10.0 m sin 5.00 s. Determine (i) the average power delivered by the engine.

What is 1/3 of 300

What geologic features might form at the surface of plate A?