Q: An image in a mirror is formed by reflecting light, and reflectance is the ratio of light out to light in. Given these facts, an image is formed where by the ratio of light out to light in among the following options: - fronts - Smooth - segmented - Joules - two - mirror - an object - photons
A: mirror

Q: Adding salt to a liquid decreases the melting point of that liquid, and the addition of salt increases the density of water. Given these facts, what decreases the melting point of water among the following options: - The bending of a ray of light - heating liquids - cloudy and rainy weather - Movement of an air mass - increasing its density - global warming - tectonic plates coliding - movement of tectonic plates
A: increasing its density

Q: Meiosis is the type of cell division that produces gametes, and meiosis Prior to meiosis as in mitosis, chromosome duplication occurs. Given these facts, chromosome duplication occurs when cell division does what among the following options: - produces sound - produces gametes - rapid expansion - makes proteins - permineralization - checks dna - Plant reproduction - it can be seen
A: produces gametes

Q: Grasses supply most of the food consumed by people worldwide, and grasses are also important food for waterfowl. Given these facts, important food for waterfowl supply most of the food consumed by what among the following options: - agriculture - it needs them - keeps the organism warm - people worldwide - our planet - monkeys in trees - tigers in the wild - wolves in nature
A: people worldwide