Fact 1: Treating water is used to remove harmful substances before drinking. Fact 2: Boiling is the most reliable way to treat contaminated water. Given the two facts above, answer the question "Boiling can make water less what to drink?" with the following options: - germs - safe - energy - pure - harmful - dangerous - wet - heat
harmful

(Question)
Fact 1: Adult echinoderms have radial symmetry. Fact 2: Echinoderms are spiny skinned animals found only in marine environments. Given the two facts above, answer the question "Adult spiny skinned animals found only in marine environments have what?" with the following options: - sensory neurons - to stay warm - Animal survival - extra brains - aerobic capacity - eight eyes - asymmetrical axis - radial symmetry
(Answer)
radial symmetry

Ques: Fact 1: The Earth being tilted on its rotating axis causes seasons. Fact 2: Latitude and season cause temperature variations. Given the two facts above, answer the question "What causes yearly temperature variations?" with the following options: - earth's rotation - scattered light - earth's bend on rotating axis - exposure to cold - depress neuronal excitability - earth's tilt on rotating axis - wind and erosion - earth's tilt on rotating half
Ans: earth's tilt on rotating axis

(Q).
Fact 1: Erosion of soil has a negative impact on the environment. Fact 2: Soil Erosion Soil erosion is a natural process. Given the two facts above, answer the question "What kind of process can have a negative impact on an environment?" with the following options: - coal - natural - Pesticides - flooding - cigarettes - Smoking - Cars - burning
(A).
natural

Ques:Fact 1: Erosion causes deposition. Fact 2: Erosion is the movement of soil by water. Given the two facts above, answer the question "What does the movement of soil by water cause?" with the following options: - flooding - Sediment - earthquakes - depostion - volcanic activity - Pollution - rainfall - hurricanes

Ans:depostion

Ques:Fact 1: If an animal sweats then that animal 's bodily water decreases. Fact 2: Many animals have developed ways of getting rid of extra heat by sweating or panting. Given the two facts above, answer the question "Many animals ways of getting rid of extra heat makes bodily what decrease" with the following options: - solutes - death - water - Energy. - energy - matter - low pHs - Weight

Ans:
water