If alightbulb requires electrical energy to produce photons, then what requires electrical energy to produce photons? Answer choices: - satellites - an electron lens - cigarettes - an object - heterotrophs - squids - sensory neurons - a lightbulb
a lightbulb
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If petals attract bees to the flower, then what do flower petals attract? Answer choices: - density - plants - pollen - bushes - thorns - bees - fragrance - bats
bees
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If black holes form from stars with relatively short lives, then which type of star is most likely to end up as black hole? Answer choices: - relatively short lived - Earth revolving around the sun - Warm air moving into cold air - Something formed from skeleton - Earth orbiting the Sun - they body they live in - fissures of hot, acidic water - remains of prehistoric life
relatively short lived
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If lack of immunization can be damaging or disastrous, then lack of what can be damaging or disastrous? Answer choices: - force - violence - immunization - food and shelter - sensory neurons - kinetic energy - heat energy - beatings
immunization
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