Gases from burning coal and oil dissolving in water in the atmosphere causes acid rain, and acid rain kills trees . Given these facts, what does gases from burning coal and oil dissolving in water in the atmosphere do among the following options: - chemical changes - saves trees - forms diamonds - vaporization - heating liquids - kills trees - weathering - Pollution
kills trees

An aquatic animal requires great amounts of water to survive, and deserts are formed because of lack of water. Given these facts, where can not survive in a desert among the following options: - single-celled organisms - Movement of an air mass - an aquatic animal - insects - one celled organisms - plants - tectonic plates coliding - lizards
an aquatic animal

Q: Cells vary in size as well as shape, but all cells are very small, and microscopes are needed as most aquatic invertebrates are quite small. Given these facts, what can be used to see cells among the following options: - microscopes - A computer - mirrors - cell walls - barometers - binoculars - scattered light - flashlights
A: microscopes

Question: Uneven heating of the Earth 's surface cause wind, and wind can damage crops. Given these facts, what is something uneven heating of the Earth's Surface can damage among the following options: - The moon - Roads - Crops - The sky - homes - biome - soils - Harvesting Machines
Answer: Crops

*Question*
Migration is a type of movement that changes population size, and bird migration is common. Given these facts, what commonly undergoes a type of movement that changes population size among the following options: - insects - trees - birds - animals - ducks - scorpions - rocks - goats
**Answer**
birds

*Question*
Gases released during the use of fossil fuels causes global warming, and oil is a fossil fuel. Given these facts, gases released during the use of oil causes what among the following options: - global warming - better weather on the earth - colder weather - less oily air - The atmosphere - flooding - Temperature - cleaner air to breathe
**Answer**
global warming