Which terms refer to the smallest pure substances? A. mixtures and alloys B. molecules and atoms C. elements and isotopes D. metals and nonmetals

A loudspeaker diaphragm is vibrating in simple harmonic motion with a frequency of 760 Hz and a maximum displacement of 0.85 mm. (a) What is the angular frequency? (b) What is the maximum speed? (c) What is the maximum acceleration?

A minisplit has a cooling capacity of 1200 BTU. How many kcal is equivalent?

What are the results from a stream leaving a mountain range and flowing into a lowland. select all that apply?

How is volume and temperature related?

An electron is held at a distance from a stationary, positively charged object. If the electron is released, what energy change will take place?

13. Which best summarizes the change in number and size of microcontinents during the Proterozoic? a. the number of microcontinents increased and the size increased b. the number of microcontinents increased and the size decreased c.

What is the 3d model of oxygen molecule

If you need to drive from Dallas, Texas, to Salt Lake City, Utah, (about 1500 miles), and the speed limit is 60 miles per hour most of the way, what is the least amount of time you will need? A. 4 hours B. 25 hours C. 2.5 hours D. 90,000 hours

Which of the following statements about the Coriolis effect is correct? a. The Coriolis effect is not affected by wind speed. b. The Coriolis effect is weakest at the poles. c. The Coriolis effect does not affect wind direction. d.

What force would be needed to make a 10kg bowling ball accelerate down the alleyway with an acceleration of 3m/s2