Ellen Places an Object 48

question 61

Multiple Choice

Ellen places an object 48.4 cm from a concave lens.If a virtual image appears 24.6 cm from the lens on the same side as the object,what is the focal length of the lens?

• A)-16.3 cm
• B)-50.0 cm
• C)732 cm
• D)-23.8 cm
• E)-36.5 cm

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Definitions:

Subduction Zone

A region of the Earth's crust where one tectonic plate moves under another, often creating a trench and volcanic activity.

Mantle-derived

Originating or derived from the Earth's mantle, the thick layer of rock below Earth's crust and above the core.

Meteoric Water

Water originating from precipitation, including rain, snow, or hail, that infiltrates the Earth's surface.

Large Magma Chambers

Underground pools of molten rock that feed volcanoes and can store huge volumes of magma beneath the Earth's surface.