A family took a trip in a car traveling East from Greensboro to Wilmington, NC. Use the Graph to answer the questions below. 1: Calculate the average speed of the trip.

2: What was the average velocity of the car?

Note: Please don't put weird stuff or completely off-topic stuff, I really need help for this homework! Thanks!

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill