What does speed tell us

Which statement is true about voice? A. Voice uses a wider range of pitch and volume as compared to speaking. B. The greater the tension on the vocal chords, the lower the pitch. C. Women can produce a lower range of pitches as compared to men. D.

Mike drove 70 km due west and then 100 km due east. What is his total distance traveled? What is his total displacement? If Mike took 3 hr to complete the trip, what was his average speed? What was his average velocity over the 3 hr trip?

What are the two types of surface waves? How are they different and which one would cause more damage? Explain.

An object travels 18m in 5s and another 18m in 2s. What is the average speed of the object?

Two crates, one heavy and one light, are at rest on a waxed floor. Which crate will need the greater force to give the same change in speed? Explain.

When the net force on an object is greater than 0, how is its related to its acceleration

Explain the difference between kinetic and protial energy.

Edward travels 150 kilometers due west and then 200 kilometers in a direction 60° north of west. What is his displacement in the westerly direction

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

Pedro is planning to model how changes in weather affect evaporation from lakes. For his second experiment, he wants to test how winds affect the evaporation rate.