You are presented with the question "what high-mass object forms black holes?" and the following answer choices: - layers of fat - an object - dead stars - moons - graptolites - shooting stars - milky way - It expands Now knowing that ablack hole is formed by a high-mass star collapses and collapsed stars are dead stars, choose the best answer.
dead stars
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You are presented with the question "For men, orgasm occurs when climax causes muscles to contract and release what?" and the following answer choices: - energy - movement - nerves - forces - Energy. - oxygen - frustration - ejaculate Now knowing that ejaculation occurs when muscle contractions propel sperm from the epididymes and for men, orgasm generally climaxes in the ejaculation of semen, which contains millions of sperm, choose the best answer.
ejaculate
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You are presented with the question "Mirrors are used for reflecting what?" and the following answer choices: - Joules - television - a wave - photons - streams - the Sun - images - fire Now knowing that amirror is used for reflecting light and an image is formed in the mirrors each time the light bounces, forming multiple images, choose the best answer.
images
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You are presented with the question "what do animals lack?" and the following answer choices: - Bodily water - hair - skin cells - fur and fat - chlorophyll - lungs - Chemical energy - sensory neurons Now knowing that chloroplasts contain the green pigment chlorophyll and animals lack chloroplasts, choose the best answer.
chlorophyll
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