Answer the following question given this paragraph: The temperature at which a substance melts is called its melting point. The melting point of ice is 0C. Q: What do we call the temperature at which a substance melts? Choices: - boiling point - precipitation point - evaporation point - melting point A:
melting point
Answer the following question given this paragraph: The skin is a familiar organ made of epithelial tissue. Q: The skin is a familiar organ made of what kind of tissue? Choices: - innate tissue - recurrent tissue - aberrant tissue - epithelial tissue A:
epithelial tissue
Q: Answer the following question given this paragraph: Q: One type of tissue, called brown fat, is made up of cells packed full of what? Choices: - proteins - Atoms - chromosomes - mitochondria A:
A: mitochondria
Question: Answer the following question given this paragraph: Polar climates include polar and alpine tundra. Polar Tundra in Northern Alaska (70 N latitude), Alpine Tundra in the Colorado Rockies (40 N latitude). Q: Polar climates include polar and which other kind of tundra? Choices: - mountains - arid - tropic - alpine A:
Answer: alpine
*Question*
Answer the following question given this paragraph: Having polar bonds may make a covalent compound polar. A polar compound is one in which there is a slight difference in charge between opposite ends of the molecule. All polar compounds contain polar bonds. But having polar bonds does not necessarily result in a polar compound. It depends on how the atoms are arranged. This is illustrated in Figure below . Both molecules in the figure contain polar bonds, but only formaldehyde is a polar compound. Why is carbon dioxide nonpolar?. Q: Having polar bonds may make a covalent compound what? Choices: - ionic - negatively charged - neutral - polar A:
**Answer**
polar
(Q).
Answer the following question given this paragraph: Q: What helps frogs swim during the tadpole phase? Choices: - fins - cilia - flagella - a tail A:
(A).
a tail