SOPHIA –FINAL–MILESTONE 25/25 correct!! 100%

SOPHIA –FINAL–MILESTONE
25/25 correct!! 100%
1. Select the energy source that is renewable.
ï‚· Atoms of uranium are split to produce nuclear energy.
ï‚· Reservoirs release water to flow through pipes and spin turbines that produce electricity.
ï‚· Oil is burned to produce steam that is used to generate electricity for power plants.
ï‚· Power plants convert coal into steam to produce electricity.
2. The citizens of a rural community have gathered for a meeting to discuss the building of a dam on a nearby
river. There are many who support the dam for various reasons, but a few have voiced concerns about its long
term impacts.
Choose the concern that is NOT a probable impact of building a dam.
ï‚· Flash floods
ï‚· Habitat fragmentation
ï‚· Introduction of invasive species
ï‚· Loss of natural flooding cycles
3. “Let’s use the scientific method to solve this,” said John.
His roommate Dean stared. “Huh?”
“Look. We plug in the blender to make our smoothies, but it won’t turn on, right? So we ask ourselves why. We
see that other electrical things are working in the apartment, so we know it isn’t a problem with the electricity.”
“So why won’t the blender turn on? The outlet? The blender itself?”
“Exactly,” John said. “Those are the things we have to check.”
“I think it’s a crappy blender,” said Dean, “and that we should just replace it.”
“I guess you’re right,” said John. “You wanna drive?”
According to the steps of the scientific method, which of the following did the roommates fail to do?
ï‚· Reach a conclusion
ï‚· Formulate a question
ï‚· Test the hypothesis
ï‚· Arrive at a hypothesis
4. Select the example that describes a political cause of famine.
ï‚· A severe drought limits foods produced in a heavily populated area.
ï‚· Farmers lack the money to acquire the seeds of a new corn hybrid.
ï‚· An administration halts food distribution to certain parts of a country.
ï‚· A country does not have the purchasing power to import food.