Anderson and his lab partner each held a tuning fork, 4440 hz, in their hands. anderson tapped his tuning fork with a mallet and they listened to the sound it made. "wait a minute! " exclaimed anderson's partner. "my tuning fork is vibrating too! " sure enough, both tuning forks were vibrating although only anderson hit his with the mallet.

what wave property caused the second tuning fork to vibrate?
a) diffraction
b) interference
c) refraction
d) resonance

Structures in cells that carry out specific functions.

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is the most likely effect on the ecosystem? a-an increase in biodiversity. b-an increase in immigration to the area. c-a decrease in available water. d-a decrease in plant growth.

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.