Why

is a knife used in an assault not a contact trace?

A 3.0-kg cart is rolling across a frictionless, horizontal track toward a 1.3-kg cart that is held initially at rest. The carts are loaded with strong magnets that cause them to attract one another. Thus, the speed of each cart increases.

If you double the net force on an object what was the result on the acceleration be

Is it legal in Florida for a math teacher forces the kids to do push ups?

To practice Problem-Solving Strategy 11.1 for conservation of momentum problems. An 80-kg quarterback jumps straight up in the air right before throwing a 0.43-kg football horizontally at 15 m/s.

Sound waves are produced by the horn of a truck that is approaching a stationary observer. Compared to the sound waves detected by the driver of the truck, the sound waves detected by the observer have a greater (1) wavelength (3) period (2)

How can you use the newton's second law to find force?

Analyze what happens to the air pressure as you increase in the altitude. How might this affect athletes who compete at higher altitudes?

Some windows are made with a single pane of glass. Other windows are made out of two panes that have a tiny pocket of air trapped between them.

Katrina inserts a key into her car ignition she turns the key putting her car into ignition mode. In thos mode energy is used to increase the temperature of the cars fuel this energy allows fuel to combust and the car to move.

Monochromatic light passes through two parallel narrow slits and forms an interference pattern on a screen. As the distance between the two slits is decreased, the distance between light bands in the pattern on the screen will a. decrease. b.