Word Match Directions: Connect the word with the proper definition.
1.amplitude
2. elasticity
3. frequency
4. longitudinal
5. medium
6. pitch
7. transverse
8. velocity
9. wave
10. wavelength
a. speed of the wave
b. determined by the frequency of the sound waves
c. density of the medium
d. height of the wave
e. distance of one complete wave cycle
f. waves that travel up and down
g. disturbance of energy
h. waves created by the movement of molecules
i. wave cycles in a given unit of time
j. allows energy to pass through

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?