Which car has the most kinetic energy? A car of mass 1300 kg with speed 3 m/s? A car of mass 1200 kg with speed 2m/s? A car of mass 1400 kg with speed 4 m/s? A car of mass 1500 kg with speed 1500?

You need to move your 2 kg physics book from the dinner table. You lift it to the shelf that is 3 m above the table. How much work was done?

How do prokaryotes differ from eukaryotes? How are they similar?

A skateboarder, starting from rest, rolls down a 10.9-m ramp. When she arrives at the bottom of the ramp her speed is 6.74 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. (b) If the ramp is inclined at 26.

What is a nuclear bulge? a) The bulging corner of a spiral galaxy consisting of gas in the shape of a spiral sphere that circles a galaxy b) The bulging center of a spiral galaxy consisting of debris in the shape of a flattened sphere that circles a

What kind of line on a distance vs. time graph indicates that the object is accelerating?

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