*Question*
The vanes rotating in an electric fan causes air to move, and air molecules move slowly when they are cool. Given these facts, vanes rotating in an electric fan causes air molecules to what among the following options: - cool  - heat  - Slow.  - slow  - fly  - Move  - expand  - motion
**Answer**
cool

*Question*
Insulin helps cells take up glucose from the blood, and insulin produced by the pancreas is endogenous insulin. Given these facts, what does the pancreas help cells take up from the blood among the following options: - bacteria  - store  - Energy.  - food  - Energy  - glucose  - cells  - blood
**Answer**
glucose

*Question*
Moss causes chemical weathering, and chemical weathering is the chemical disintigration of rocks. Given these facts, what causes the chemical disintegration of rocks among the following options: - Dynamite  - Gases  - Disintegration rays  - Moss  - wind  - Hammers  - fungus  - fungi
**Answer**
Moss

*Question*
Cells are the basic units of the structure and function of living things, and tigers are the largest of the living cats. Given these facts, cells are the basic units of the structure and function of what among the following options: - water  - mammals  - ice  - tigers  - animals  - humans  - plants  - the Sun
**Answer**

tigers