A train travels 68 kilometers in 4 hours, and then 91 kilometers in 2 hours. What is its average speed?

As taylor swift stood knee-deep in the ocean she noted how high the waves came up on her compared to the day before which property of waves was taylor observing _A. Frequency _B. Wavelength_C. Speed_D. Amplitude

O'Malley is riding on a bus which is moving at 10 m/s, and he throws a ball which he observes to be moving at 10 m/s relative to him in the direction of motion of the bus. What speed will Ophelia observe the ball to have?

A golfer takes two putts to get his ball into the hole once he is on the green. the first putt displaces the ball 8 m east, and the second 4.14 m south

When a bag of apples and a single apple are dropped at the same time from the same height, why do they both hit the ground at the same time even though one has a bigger mass?

Which of the following materials conducts heat well? a. metal b. plastic c. wood d. glass

If you have a pci express version 2 video card, how many pins will the power connector have if the card requires extra power?

As ocean waves get closer to the shore they slow down. This slowing causes them to bend and come in close to parallel with the shore. This is because shallow water and deep water can be thought of as two different media.

What do you call a drug that increases speed

2. How is frequency described in mathematical terms?

During a summer with little rainfall, your house on a hill slope experiences an interval during which your well runs dry. You have to borrow water from your neighbor who lives downslope from you. Why does your neighbor have water when you don't?