c. Y d. Z 72. Imagine a metamorphic rock that has been subjected to intense heat and pressure Over time, it gets pulled underground as part of a tectonic plate that is sinking beneath another plate along a convergent boundary. The rock melts as it goes deeper; then the molten rock rises up and seeps out of a crack in the ocean floor and hardens. What type of rock is it now? (SC.7.E.6.2) a. clastic b. igneous c. metamorphic d. sedimentary thn etar Sirius is brighter than the star
c. Y d. Z 72. Imagine a metamorphic rock that has been subjected to intense heat and pressure Over time, it gets pulled underground as part of a tectonic plate that is sinking beneath another plate along a convergent boundary. The rock melts as it goes deeper; then the molten rock rises up and seeps out of a crack in the ocean floor and hardens. What type of rock is it now? (SC.7.E.6.2) a. clastic b. igneous c. metamorphic d. sedimentary thn etar Sirius is brighter than the star
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Number 72
Transcribed Image Text:gravitational field, they may hold onto some gases and form an atmosphere. Generally, the
stronger the gravity, the thicker the atmosphere.
MASSES OF SOME PLANETS
Planet
Mass (kg)
3.30 x 1023
5.97 x 1024
Y
5.68 x 1026
| 8.68 x 1025
Which of the following planets should have the thickest atmosphere? (sC.8.E.5.4)
a.
b. X
с.
Y
d. Z
72. Imagine a metamorphic rock that has been subjected to intense heat and pressure Over time, it
gets pulled underground as part of a tectonic plate that is sinking beneath another plate along a
convergent boundary. The rock melts as it goes deeper; then the molten rock rises up and seeps
out of a crack in the ocean floor and hardens. What type of rock is it now? (SC.7.E.6.2)
clastic
igneous
c. metamorphic
d. sedimentary
a.
b.
73. Eduardo looks at stars through his telescope. He says that the star Sirius is brighter than the star
Rigel. In reality, Rigel has a greater absolute brightness than Sirius. What can explain Eduardo's
observation? (SC.8.E.5.5)
Sirius is much closer to Earth than Rigel.
b. Rigel is much closer to the Erath than Sirius.
Sirius is a hotter star than Rigel.
d.
a.
C.
Rigel is a hotter star than Sirius.
74. Distances among planets and stars are too large to be expressed in everyday distance units.
Which of the following units would most likely be used when measuring distances between
planets? (SC.8.E.5.1)
a. Year
b. Light-year
C. Kilometer
d. Astronomical units
3/26/2016
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