You are presented with the question "Adding sodium chloride to a solid does what?" and the following answer choices: - chemical reaction - decreases the freezing point - a hemisphere is tilted away from the sun - heat production - reusing materials - water conservation - It gets heated up - massive damage Now knowing that adding salt to a solid decreases the freezing point of that solid and salt is sodium chloride, choose the best answer.
decreases the freezing point
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You are presented with the question "what does a solar panel convert sunlight into?" and the following answer choices: - adding heat - heat energy - deoxyribonucleic acid - electromagnetic energy - rays or beams - activation energy - Solar energy - electrons in motion Now knowing that asolar panel converts sunlight into electricity and electricity is electrons in motion, choose the best answer.
electrons in motion
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You are presented with the question "What do most animals have?" and the following answer choices: - Social - no legs - fur - chlorplasts - photosynthesis - traits - ears - genes Now knowing that hearing is used for sensing sound by animals and an ear improves hearing, choose the best answer.
ears
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You are presented with the question "what in the neck is responsible for an increase in the rate of metabolism in cells" and the following answer choices: - Veins and arteries. - thyroid gland - veins - Energy. - spine - temperature - energy usage - liver Now knowing that thyroid hormones increase the rate of metabolism in cells throughout the body and thyroid hormone is made by the thyroid gland in the neck, choose the best answer.
thyroid gland
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