If 3 inch diameter bars of steel are to be air dried in still air, recommend a horizontal arrangement of the bar placement so that the adjacent bars do not interfere with the cooling process.

What will be an ideal response?


Recommend a spacing of at least twice the diameter of the bars; 4 inches apart.

Physics & Space Science

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From meteorite and lunar rock samples, astronomers have determined the age of the Solar System to be ____

a. 4.6 million years b. 10 million years c. 2.4 billion years d. 4.6 billion years e. 8.4 billion years

Physics & Space Science

The graph shows the speedometer reading of a car as it comes to a stop along a straight-line path. How far does the car move between t = 0 s and t = 16 s?



A. 130 m
B. 140 m
C. 150 m
D. 160 m

Physics & Space Science

Sharing a link to an original web source infringes on copyright laws.

Answer the following statement true (T) or false (F)

Physics & Space Science

Olbers's paradox is solved in part by the fact that the universe is neither infinitely large nor infinitely old

Indicate whether the statement is true or false

Physics & Space Science