Consider Two Blocks Hung by a Massless String from a Frictionless

question 59

Multiple Choice

Consider two blocks hung by a massless string from a frictionless pulley as shown in the figure.The masses of the blocks are m₁=5 kg and m₂=7 kg.The bottoms of the blocks are 20 meters above the top of the table.What is the speed of m₂ just before it strikes the table 20 meters below its starting point (within 5% accuracy) ?

• A)22 m/s
• B)8.1 m/s
• C)20.m/s
• D)11.m/s
• E)1.7 m/s

Understand the composition and structure of the human genome.

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Understand the concepts of phylogeny, synapomorphies, and how to interpret phylogenetic trees.

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Definitions:

Networks

Systems of interconnected people or things that exchange information, resources, or services.

Neural Messages

Electrical and chemical signals transmitted by neurons to communicate information throughout the nervous system.

Auditory Nerve

Bundle of axons from the hair cells in the inner ear.

Vibrations

Oscillations or rapid motions back and forth or up and down, often perceived as sound or felt as tremors.