On a scale where the Sun is about the size of a grapefruit and the Earth is about 15 meters away, how far away are the nearest stars besides the Sun?
A) 100 meters
B) about the distance across 50 football fields
C) about the distance across the state of Delaware
D) about the distance across the United States
D
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2.00 moles of an ideal gas with a volume of 4.00 liters and a temperature of 0 is mixed with 1.00 mole of an ideal gas with a volume of 3.00 liters and a temperature of 100
The volume of the mixture is 5.00 liters. What is the N/V of the mixture?
a.
b.
c.
d.
e.
Distinguish between heat and temperature. Compare definitions and units of measurements
If a force on an object is aimed opposite the direction of the object's velocity, the force does
a. no work. b. positive work. c. negative work. d. any of the above.
On planet Z, the standard unit of length is the foose. Ann the Astronaut is 5.2 feet tall on Earth. She lands on planet Z and is measured to be 88 foosi tall. Her partner Rachael is 92 foosi tall. How tall is Rachael on Earth?
a. 5.9 feet b. 5.4 feet c. 5.2 feet d. 5.1 feet e. 5.6 feet