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Questions in physics

[Homework Help] An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?

[Homework Help] You measure or observe two events to occur at the same time: one nearby and one further away. Which event did you actually see first?

[Homework Help] Suppose you ride your bicycle to the library traveling at 0.5 km/min. It takes you 25 minutes to get to the library. How far did you travel?

[Homework Help] An object of mass 2 kg has a linear momentum of magnitude 6 kg·m/s. What is this object’s kinetic energy?

[Homework Help] How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?

[Homework Help] People in the United States know that water boils at 212 degrees Fahrenheit. In Europe, people know that water boils at 100 degrees Celsius. Is the water in the U.S. different than the water in Europe? What explains the two different temperatures?

[Homework Help] A 1200 kg automobile is traveling at a velocity of 100 m/s. 1. Is its energy potential or kinetic? 2. How much energy does it possess?

[Homework Help] What is it about the movable pulley that causes the difference in force?

[Homework Help] Are the light waves reflecting off a red stop sign longer or shorter than the waves reflecting off a violet-colored jacket?

[Homework Help] What is the total energy of a 175,000 kg shuttle orbiting the Earth at 600 km above Earth's surface?