Earth is located about ____________ of the way out from the center of the Milky Way Galaxy
a. 1/2 b. 1/3
c. 2/3 d. 3/2
c
Physics & Space Science
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For a specimen of 1020 steel with the stress-strain diagram shown in Figure 6.17, calculate the maximum load-carrying capacity for a standard tensile test specimen as shown in Figure 6.15a.
What will be an ideal response?
Physics & Space Science
Because the Hubble constant has a value of 70 km/s/Mpc, a galaxy with a recession velocity of 21,000 km/s must be _______________ Mpc from Earth. (Express your answer as a whole number of Mpc)
Fill in the blank(s) with correct word
Physics & Space Science
Which of the following is a weak base?
a. NH3 b. NaOH c. KOH d. Ca(OH)2
Physics & Space Science
One plate pulls away from another and new ocean rock is formed at the type of plate boundary called ______________
a. divergent b. convergent c. transform d. none of these
Physics & Space Science