Introduction to Mastering Astronomy
Written Exam Questions & Answers.
How many months of the year have 28 days? - CORRECT ANSWER 12.
Which box contains something different from the other boxes? (You could guess randomly, but if you
are not sure about an answer it is best to try the hints.) - CORRECT ANSWER Box C.
Which of the following actions do not cause you to lose credit? - CORRECT ANSWER Answering a Part
correctly.
If you have a gross of items, you have 144 items. If you buy a gross of eggs, how many dozen eggs do
you have? - CORRECT ANSWER 12 dozen.
What is the sum of 9260 and 3240? - CORRECT ANSWER 12500.
Practice entering numbers that include a power of 10 by entering the diameter of a hydrogen atom in its
ground state, dh= 10.6x10^-11m, into the answer box. - CORRECT ANSWER dh= 1.06x10^-10m
A rectangle has a length of 5.50m and a width of 12.0m. What are the perimeter and area of this
rectangle? - CORRECT ANSWER Perimeter, area= 35.0,66.0 m,m^2
Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. Your calculator
answer would be 11.76 cm^2. Now suppose you are asked to enter the answer in two significant figures.
- CORRECT ANSWER 12 cm^2
In Part C, you are asked to calculate the volume of a rectangular prism that has a length of 5.6 cm, a
width of 2.1 cm, and a height of 6.6 cm. What value should you use as the area of the base when
calculating the answer to Part C? - CORRECT ANSWER 11.76 cm^2
Using the correct answer from Part B, calculate the volume of a rectangular prism with a length of 5.6
cm, a width of 2.1 cm, and a height of 6.6 cm. - CORRECT ANSWER 78 cm^3
Written Exam Questions & Answers.
How many months of the year have 28 days? - CORRECT ANSWER 12.
Which box contains something different from the other boxes? (You could guess randomly, but if you
are not sure about an answer it is best to try the hints.) - CORRECT ANSWER Box C.
Which of the following actions do not cause you to lose credit? - CORRECT ANSWER Answering a Part
correctly.
If you have a gross of items, you have 144 items. If you buy a gross of eggs, how many dozen eggs do
you have? - CORRECT ANSWER 12 dozen.
What is the sum of 9260 and 3240? - CORRECT ANSWER 12500.
Practice entering numbers that include a power of 10 by entering the diameter of a hydrogen atom in its
ground state, dh= 10.6x10^-11m, into the answer box. - CORRECT ANSWER dh= 1.06x10^-10m
A rectangle has a length of 5.50m and a width of 12.0m. What are the perimeter and area of this
rectangle? - CORRECT ANSWER Perimeter, area= 35.0,66.0 m,m^2
Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. Your calculator
answer would be 11.76 cm^2. Now suppose you are asked to enter the answer in two significant figures.
- CORRECT ANSWER 12 cm^2
In Part C, you are asked to calculate the volume of a rectangular prism that has a length of 5.6 cm, a
width of 2.1 cm, and a height of 6.6 cm. What value should you use as the area of the base when
calculating the answer to Part C? - CORRECT ANSWER 11.76 cm^2
Using the correct answer from Part B, calculate the volume of a rectangular prism with a length of 5.6
cm, a width of 2.1 cm, and a height of 6.6 cm. - CORRECT ANSWER 78 cm^3
