Follow the Money: Local Budgets — Cumulative exam Answers
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Particle A has very little mass in comparison to Particle B. Both particles are in the same atom. Which is the best conclusion about Particles A and B?
A
They have the same charge.B
They are located in the nucleus together.C
Particle A has a positive charge, and Particle B is neutral.D
Particle A orbits the nucleus, and Particle B is located in the nucleus.22
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Isra is analyzing the properties of several samples of elements to find out which sample is a metalloid. Which set of properties most likely belongs only to a metalloid?
A
forms basic compounds and is a solidB
has a high luster and is very brittleC
is a gas and has low electrical conductivityD
is brittle and forms acidic compounds
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A company that manufactures cookware has conducted numerous trials to see which metal needs the least amount of energy (measured in Joules, J) to be raised to high temperatures, and records the averages in a table. Which claim will this company most likely make?
A
Aluminum pans are the most energy-efficient cookware.B
Copper pans are the most energy-efficient cookware, but they cost the most.C
Iron pans require less energy to heat up than copper frying pans, but they cost less.D
Copper pans require the most energy to heat up.25
Ella makes this table to organize her notes on whether atoms gain or lose energy during the changes of state.
A
freezing, boiling, and meltingB
melting, vaporization, and sublimationC
sublimation, deposition, and condensationD
freezing, deposition, and condensationDid you find these answers helpful?
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