A motorcycle and a police car are moving toward one another. The police car emits sound with a frequency of 512 Hz and has a speed of 27.0 m/s. The motorcycle has a speed of 13 m/s. What frequency does the motorcyclist hear

Which formulas might be used to find the velocity based on a position-time graph? Check all that apply. y2 - y1 d/t x2 - x1 y2 - y1/x2 - x1 ? x/t

Explain DNA's structure, specifically noting the role electric fields and forces play in it.

How does a green leaf appear in the red light? Use what you know about reflection and absorption of light. A. black B. Green C. Greenish-red D. Red E. White

An object is shot vertically upward into the air with a positive initial velocity. What correctly describes the velocity and acceleration of the object at its maximum elevation?

A 3.00 kg toy falls from a height of 1.00 m. What will the kinetic energy of the toy be just before the toy hits the ground? (Assume no air resistance and that g = 9.81 m/s)

This is the body of law that codifies what a state defines as legal and/or illegal as well as the punishments for the violations of the laws.

Five workers from the same factory developed angiosarcoma, a rare cancer of the veins and arteries. Which part of the scientific method is this? Group of answer choices conclusion experiment observation none of these hypothesis

Fill in the word that completes each statement. Current cannot flow through a circuit when the switch is Current flows through a circuit and all of the bulbs are lit only when the switch is

Metallic bonds are important to how paperclips are both made and used

A motorbike travels 45 miles in 15 minutes what is its speed