(Question)
Chemical weathering causes iron in rock to oxidize, and chemical weathering is the chemical disintigration of rocks. Given these facts, the chemical disintegration of rocks causes iron in rocks to what among the following options: - oxidize - heat - break off - Rise - Bend - size - inactive - deadly
(Answer)
oxidize

(Question)
Freezing causes a solid to form, and freezing is a physical change. Given these facts, what causes solids to form among the following options: - Physical weathering - an external framework - Physical changes - adding sand - adding mud - heating liquids - adding water - A solid geometric shape
(Answer)
Physical changes

(Question)
If fossils of an animal or plant are found in a place then that animal or plant used to live in that place, and fossils are the remains of ancient plant and animals or the traces of their activities. Given these facts, where are the remains of animals found among the following options: - In hot climates - Where they lived - Sediment - important habitats - mouth of rivers - In cold climates - single-celled organisms - Where they migrated away from
(Answer)
Where they lived