Fat is used to keep animals warm, and with a thick fur coat and 4 inches of fat a bear stays warm. Given these facts, what protects a bear from the cold among the following options: - hair - Fat - Mountains - coat - fur - bone - Glaciers - Fields
Fat

(Question)
Increasing heat causes thermal expansion, and motion helps to increase body heat. Given these facts, what causes thermal expansion among the following options: - power - Chimneys - Sun - motion - Energy. - sunlight - coal - energy
(Answer)
motion

Ques: Arthropods have a life cycle with sexual reproduction, and scorpions are vulnerable because they have the lowest rate of reproduction among arthropods. Given these facts, what rate do scorpions reproduce among the following options: - two - 12 - low - grow - ova - legs - rare - slow
Ans: low

(Q).
The moon revolving around the Earth causes the phases of the moon, and lets start our discussion of the Moon's phases with the New Moon phase. Given these facts, the moon revolving around the Earth causes what among the following options: - friction - energy - colors - Energy. - cycles - our star - new moon - heat
(A).
new moon

Ques:Viruses are not cells, and viruses Viruses are difficult to classify. Given these facts, difficult things to classify are what among the following options: - frontal zones - Pollution - not cells - Allergies - bacteria - Leptospirosis - rays or beams - Pesticides

Ans:not cells

Glass cause refraction of light, and refraction Refraction is the bending of light rays. Given these facts, what causes the bending of light rays among the following options: - darkness - glass - lenses - fibers - shadows - voltage - colors - a wave
glass