Planetary nebulae are sites of planet formation
a. True
b. False
Indicate whether the statement is true or false
False
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Given the basic building blocks of planets are widespread and the same laws of physics operate everywhere, we would expect
A) we have not detected any other planetary systems so we have no way of knowing B) other planetary systems to be identical to our own with the same number and types of planets as our own solar system C) other planetary systems to be laid out in a similar manner to our own with inner rocky terrestrial planets and outer gaseous Jovian planets D) other planetary systems to be very different than our own because the detailed conditions that existed in our own solar nebula are unlikely to have been replicated elsewhere
When the reflection of an object is seen in a concave mirror the image will
a. always be real. b. always be virtual. c. may be either real or virtual. d. will always be enlarged.
Chemical weathering is most prevalent in what type of climate?
a. Moist and cold b. Dry and cold c. Dry and hot d. Moist and hot
The specific heat capacity of copper is three times the specific heat capacity of lead. Equal masses of copper and lead are heated from room temperature to the temperature of boiling water. To achieve this, the amount of heat added to the copper is __________ times the amount of heat added to the lead
Fill in the blank(s) with correct word