Q: What is the term for the measure of a fluid's thickness? Choices: - friction - elasticity - salinity - viscosity A:
viscosity

Q: What is caused by bodies sliding over rough surfaces? Choices: - heat loss - tension - vibration - friction A:
friction

Q: Q: The kinetic energy of a moving object depends on it's mass and it's what? Choices: - shape - iron content - liquid content - volume A:
A: volume

Question: Q: Over many generations, the resulting genetic diversity provides valuable raw material for what? Choices: - coral selection - characteristic selection - intelligent selection - natural selection A:
Answer: natural selection

*Question*
Q: What is the nickname of the best-known geyser in the world, which erupts reliably every 90 minutes? Choices: - old energetic - old consistent - victoria falls - old faithful A:
**Answer**
old faithful

(Q).
Q: What do seismic waves prove about the inner core? Choices: - it is liquid - it is hot - it is layered - it is solid A:
(A).
it is solid