Astronomy week 1 - Gwyneth Lenfest | Biblioteka

1

Which of the following numbers has three significant figures?

1014 miles

101 feet

1000 yards

200 miles

1

What is 0.658 rounded to 1 significant figure?

0

0.7

0.66

0.658

1

How many significant figures are there in 1,000,000?

1

9

10

1

What is 78.5 rounded to one significant figure?

79

78.5

70

80

1

Convert from Standard Form to Scientific Notation 0.000345

8.EE.3

1

Convert 3,400,000 from standard form to Scientific Notation.

8.EE.3

1

Of the above B is

Neither accurate or precise

High accuracy, lower precision

Low accuracy, higher precision

High accuracy and high precision

1

Of the above C is

Neither accurate or precise

High accuracy, lower precision

Low accuracy, higher precision

High accuracy and high precision

1

Of the above C is

Neither accurate or precise

High accuracy, lower precision

Low accuracy, higher precision

High accuracy and high precision

1

Of the above A is

Neither accurate or precise

High accuracy, lower precision

Low accuracy, higher precision

High accuracy and high precision

1

Of the above D is

Neither accurate or precise

High accuracy, lower precision

Low accuracy, higher precision

High accuracy and high precision

1

A light year is a measurement of

energy

speed

distance

time

1

Explain why you cannot the ancients believed that seeing no parallax in the stars was a proof of geocentrism.

1

stretch out your arm and point your finger to the ceiling. Look at that finger, then focus on far wall. Do so looking with only one eye at a time, switching back and forth between eyes. What happens to your finger in your near vision? explain why and the name of the phenomenon.