A future space traveler, Skip Parsec, lands on the planet MSU3, which has the same mass as Earth but twice the radius. If Skip weighs 800 N on Earth's surface, how much does he weigh on MSU3's surface?
A. 50 N
B. 100 N
C. 200 N
D. 400 N
Ans: C. 200 N
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_____ is proposed dark matter made up of particles other than protons and neutrons
A) Baryonic matter B) Biotic matter C) Nonbaryonic matter D) Abiotic matter
Molecules are
A. subdivisions of atoms B. several atoms bound together C. the same as electrons D. the same as nuclei
Distinguish between the three phases of matter from the atomic or microscopic point of view
What will be an ideal response?
An empty spice bottle has an inner volume of 1.31 × 10?4 m3. It has a mass of 112 g when filled with air, and it displaces 1.63 × 10?4 m3 of water when fully submerged. What fraction of the total volume of the bottle will be beneath the surface when it is placed in a tank of water?
A. 0.69 B. 0.81 C. 0.85 D. 1.00 E. 1.46