How would you describe the amplitude of a wave using the words crest and trough?

Which unit abbreviation is a measurement for force

How much force must a locomotive exert on a 12840-kg boxcar to make it accelerate forward at 0.490 m/s2?

Would you expect to find more impact craters on Io or Callisto? Why?

A car starts from rest with an acceleration of 2ms-2. At the same time a motor cycle starts with an uniform velocity of 20ms-1 in the same path 84m behind the car. How many times will the vehicles meet during their motion?

In describing a vector, what must you describe besides the magnitude? O A. Its direction O B. Its a scalar quantity O C. Its length O D. Its resultant

A small 25 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

A car traveling on a flat (unbanked), circular track accelerates uniformly from rest with a tangential acceleration of 1.85 m/s2. The car makes it one quarter of the way around the circle before it skids off the track.

A train travels 120 km in 2 hours and 30 minutes what is the average speed

How many constellations are there?

What units are given to the right of the equals sign