(Question)
Q: What is located at the center of our solar system? Read this paragraph and choose the correct option from the provided answers: Choices: - a black hole - the moon - the earth - the sun A:
(Answer)
the sun

(Question)
Q: How many pathogens can each droplet contain? Read this paragraph and choose the correct option from the provided answers: Many pathogens that cause respiratory diseases spread by droplets in the air. Droplets are released when a person sneezes or coughs. Thousands of tiny droplets are released when a person sneezes ( Figure below ). Each droplet can contain thousands of pathogens. Viruses that cause colds and the flu can spread in this way. You may get sick if you breathe in the pathogens. Choices: - tens - billions - hundreds - thousands A:
(Answer)
thousands

(Question)
Q: What is denoted by the number above the chemical symbol of each element in a modern periodic table? Read this paragraph and choose the correct option from the provided answers: In the modern periodic table, each element is represented by its chemical symbol. The number above each symbol is its atomic number. Atomic numbers increase from left to right and from top to bottom in the table. Choices: - metallic number - atomic weight - electron count - atomic number A:
(Answer)
atomic number