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

Physics & Space Science

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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.

Physics & Space Science

Distinguish between heat and temperature. Compare definitions and units of measurements

Physics & Space Science

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.

Physics & Space Science

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

Physics & Space Science