The compact disc stores information by means of

A) holography.
B) pits and lands.
C) Compton scattering.
D) stimulated absorption.
E) the photoelectric effect.


B

Physics & Space Science

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Cloud types associated with stable air include

A) cumulus and cumulonimbus. B) cirrostratus, altostratus, and stratus. C) cirrostratus, altocumulus, and altostratus. D) stratocumulus, stratus, and cirrostratus.

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Identify the correct sequence of life events for a high mass star

A) red supergiant, main sequence, neutron star, supernova B) red supergiant, main sequence, supernova, neutron star C) main sequence, red supergiant, supernova, neutron star D) main sequence, red supergiant, neutron star, supernova

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What type of lava does a composite volcano have?

What will be an ideal response?

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When light enters a material of higher index of refraction, its speed

A) decreases. B) first increases then decreases. C) stays the same. D) increases. E) first decreases then increases.

Physics & Space Science