Fact 1: Lungs are used for breathing air by land animals. Fact 2: Elephants are the largest animals on land. Given the two facts above, answer the question "What uses lungs for breathing air?" with the following options: - rocks - some mammals - Frogs - monotremes - humans - bacteria - elephants - oak trees
elephants

(Question)
Fact 1: Acar engine usually converts gasoline into motion and heat through combustion. Fact 2: Gasoline is made up of hydrocarbons. Given the two facts above, answer the question "A car engine uses what to aid in combustion?" with the following options: - carbon dioxide - electricity - organic molecules - thrust - hydrocarbons - a hydraulic system - kinetic energy - fossil fuels
(Answer)
hydrocarbons

Ques: Fact 1: High pressure systems cause clear weather. Fact 2: High pressure systems tend to bring calm weather. Given the two facts above, answer the question "What do high pressure systems make?" with the following options: - heat energy - energy - electricity - calm days - fossil fuels - Solutions - Pollution - Metling snow
Ans: calm days

(Q).
Fact 1: Amold spore has a negative impact on the respiratory system. Fact 2: Sinusitis Sinuses are a part of the upper respiratory system. Given the two facts above, answer the question "What has a negative impact on the sinuses?" with the following options: - A virus - viruses - an object - carbon dioxide - air - mold spores - disease - oxygen
(A).
mold spores

Ques:Fact 1: Aflashlight converts chemical energy into light energy. Fact 2: Only as long as there are batteries in the flashlight, the flashlight will function. Given the two facts above, answer the question "What is required so that chemical energy may be converted to light energy?" with the following options: - electrically - batteries - cords - sunlight - Energy. - energy - Evaporation - plastic

Ans:batteries

Fact 1: Mutation creates new genetic variation in a gene pool. Fact 2: Genetic variation is the basis for natural selection. Given the two facts above, answer the question "what is the basis for natural selection?" with the following options: - hydrogen - root growth - weathering - animals - artificial intelligence - mutation - trees - competition
mutation