All of the following objects are moving at the same speed. which one bas the greatest kinetic energy? (remember kinetic energy depends on mass and speed)

a. car

b. semi tractor-trailer truck

c. motorcycle

d. bicycle

The fact that plants have many ways to spread seeds can cause problems for gardeners why is this

Which describes a controlled experiment testing the effect of temperature on cricket chirps? recording observations at the same time every day using two kinds of heat lamps in tested containers keeping a water dish in some of the tested containers

According to the Biot-Savart Force Law and the right hand rule, if a magnetic field is directed rightward ( + x axis) and a positive test charge moves through the field downwards ( - y axis), which direction will the magnetic force be applied onto

14. Looking ahead: Give an example of how the Law of Conservation of Energy applies to eating your favorite meal. Give at least 2 energy transformations. (5 pts)

When light passes the layer of diffrent densities A light refracted B both Choices C a marige is created

What was significant about the atomic theory that democrituis proposed?

What is the mechanical advantage of a pulley?

What kind of movement does the heat within the core and mantle directly generate?

Explain why Newton's first law of motion can be difficult to observe in moving objects?

No force is necessary to