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Q:

Forces of attraction limit the motion of particles most in solids.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

We know that, solids have definite shapes and definite volumes, whereas liquids have definite volumes but indefinite shapes and coming to gases it has indefinite volumes and indefinite shapes.


 


Hence, only in solids, the forces of attraction limit the motion of particles.

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Subject: Physics
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Q:

What unit is used to measure weighted average atomic mass?

A) amu B) gram/mole
C) Both A & B D) 1/mole
 
Answer & Explanation Answer: C) Both A & B

Explanation:

The unit which is used to measure weighted average atomic mass is Atomic Mass Unit (amu).

The amu or gram/mole can also be used for this measure.

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Filed Under: Chemistry
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Q:

Which best describes the nucleus of an atom?

A) It is the densest part of the atom B) It has neutrons
C) It has protons D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The nucleus of an atom is the densest part of an atom. It contains the protons and neutrons of an atom.

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Filed Under: Chemistry
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Q:

What is the term for classifying and grouping organisms?

A) Homology B) Taxonomy
C) Biology D) Zeology
 
Answer & Explanation Answer: B) Taxonomy

Explanation:

The term for classifying and grouping organisms is Taxonomy. It is the science of defining and naming groups of biological organisms on the basis of shared characteristics.

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Filed Under: General Science
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Q:

Which was true of Pullman porters in the 1920s?

A) The porters could not start a union because it was illegal. B) The porters needed a union because they were not treated well.
C) The porters did not need a union because they made good money. D) The porters could not start a union because they were African American.
 
Answer & Explanation Answer: B) The porters needed a union because they were not treated well.

Explanation:
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Filed Under: World History
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Q:

Meiosis ii is similar to mitosis in that

A) the daughter cells are diploid B) sister chromatids separate during anaphase
C) DNA replicates before the division D) All of the above
 
Answer & Explanation Answer: C) DNA replicates before the division

Explanation:
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Filed Under: Biology
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Q:

The C shape of the tracheal cartilages is important because

A) divide the nasal cavity B) Allows for expansion or contraction of the trachea
C) provide a surface for the sense of smell D) All of the above
 
Answer & Explanation Answer: B) Allows for expansion or contraction of the trachea

Explanation:

Allows for expansion or contraction of the trachea. Hence, so large masses of food can pass through the esophagus during swallowing.

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Filed Under: Biology
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Q:

If intermediate goods and services were included in GDP

A) the price level may change over time. B) the GDP would be overstated.
C) the price level rose by more than nominal GDP. D) All of the above
 
Answer & Explanation Answer: B) the GDP would be overstated.

Explanation:
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Filed Under: Indian Economy
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