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Biblioteka

CAST 19 and 9

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Posljednje ažuriranje 20 days ago
2 questions
1
Pitanje 1
1.

Two students are looking at stars in the sky on a moonless night. One student points at a certain star and says that it is closer to Earth than all the other stars.

What evidence best supports the student's claim about the closeness of the star?

An upright stick casts a shadow over flat ground. A student records the direction and length of the shadow hourly, starting at 5 a.m. This table shows the data collected by the student.

1
Pitanje 2
2.