What was the approximate temperature of the universe at an age of 5 minutes?
A) about 300 K
B) about 106 K
C) about 109 K
D) about 1012 K
C) about 109 K
Physics & Space Science
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Venus is often called Earth's sister planet because it is similar to the Earth in terms of
a. mass. b. size. c. density. d. mass, size, and density.
Physics & Space Science
If there is a high tide at noon, about when can you expect the next low tide?
A. around 9 PM B. at about midnight C. at about 3 PM D. at about 6 PM
Physics & Space Science
Define linear momentum
What will be an ideal response?
Physics & Space Science
When a sample of water at 0.0°C is cooled to -36.0°C and freezes in the process, 935,000 kJ of heat is liberated
What is the mass of this sample of water? For water LF = 334,000 J/kg, LV = 2.256 × 106 J/kg, and the specific heat of ice is 2050 J/kg ? °C. A) 2290 kg B) 1145 kg C) 2800 kg D) 12,700 kg
Physics & Space Science