An Egg Is Placed at the Bottom of a Bowl

question 62

Multiple Choice

An egg is placed at the bottom of a bowl filled with water.Salt is slowly added to the water until the egg rises and floats.From this experiment,one concludes

• A)calcium in the egg shell is repelled by sodium chloride.
• B)the density of salt water exceeds the density of egg.
• C)buoyant force does not always act upward.
• D)salt sinks to the bottom.

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Definitions:

Acronyms

Words formed from the initial letters of other words and pronounced as a word (e.g., NASA, SCUBA).

Implicit Memory

A type of long-term memory that does not require conscious thought to recall, expressed through automatic skills and conditioned responses.

The Spacing Effect

A phenomenon in psychology where learning is more effective when study sessions are spaced out over time, rather than crammed into one session.

Long-Term Potentiation

A long-lasting increase in synaptic strength between two neurons, thought to be a biological mechanism underlying learning and memory.