You are presented with the quiz "Powering a device with a battery requires a path for electrons to flow through " But you don't know the answer, so you turn to your teacher to ask for hints. He says that "powering an electrical device with a battery requires a path for electricity to flow through a closed circuit" and "an electrical current is a flow of electrons". So, what's the best answer to the question?
OPTIONS:
- electromagnetic energy
- direct energy
- rays or beams
- hydrogen and oxygen
- heat energy
- a closed circuit
- kinetic energy
- an object
a closed circuit
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You are presented with the quiz "Cells that secrete hormones travel throughout the body in what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "endocrine hormones travel throughout the body in the blood" and "endocrine cells secrete hormones". So, what's the best answer to the question?
OPTIONS:
- skin
- deltas
- blood
- atoms
- waves
- sleep
- genes
- breathe
blood
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You are presented with the quiz "some proteins do what to antigens to cause blood clots" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "antibodies are large, Y-shaped proteins that recognize and bind to antigens" and "some of the antibodies, antophospholipid antibodies, cause blood clots". So, what's the best answer to the question?
OPTIONS:
- edema
- Toxins
- H 2 O
- bind
- work
- fusion
- HIV
- damage
bind
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You are presented with the quiz "What influences plant growth, biodiversity, and adaptations of land organisms?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "climate influences plant growth, biodiversity, and adaptations of land organisms" and "by contrast, climate is the average course of the weather at a place over a period of years". So, what's the best answer to the question?
OPTIONS:
- high temperature
- global warming
- weather on one day
- weather over years
- temperature
- Temperature changing
- weather in two minutes
- weather in one hour
weather over years
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