If an object is dropped from a tall building and hits the ground 3.0 s. later, what is the magnitude of the object's displacement in 1.0 s.; in 2.0 s.?

The electromagnetic wave that delivers a cellular phone call to a car has a magnetic field with an rms value of 1.90 10-10 T. The wave passes perpendicularly through an open window, the area of which is 0.20 m2.

What is the potential energy of a 25 kg bicycle resting at the top of a hill 3 m high? (Formula: PE = mgh) 0 75 J 735 J O 245 J 0 37.8 J

Define the following terms: Internal energy Specific heat Entropy Temperature

Roger is listing some pros and cons of recycling bottles. What can he list in the "Pro" column? Pro Con Requires additional labor Requires participation from community Uses more resources Increases deforestation Reduces the amount of items that go

Which 3 components must be used in order for a light bulb to light? a. Battery b. Fuse c. Light Bulb d. Switch e. Wire

In order to be considered scientific, evidence must be:

An unknown material has a mass of 5.61 kg, and its temperature increases by 0.124°C when 1320 J of heat are added. What is the specific heat of the material? (Unit = J / (kg*C))

What is the speed of a 1.0 * 103-kilogram car that has a momentum of 2.0 * 104 kilogram∙meters per second east?

4. How does an increase in orbital radius affect average orbital speed

What happens when a plastic lid sprinkled with iron filings is placed over a magnet?