Fact 1: Animals require water for survival. Fact 2: If water is scarce, animals and plants die. Given the two facts above, answer the question "what will plants die without?" with the following options: - acid - energy - phosphorous - pollution - oxygen - photons - water - rain
water

(Question)
Fact 1: Microscope is used to see small things by biologists by making them appear bigger. Fact 2: Bacteria are very small. Given the two facts above, answer the question "What are used to see bacteria by biologists by making them appear bigger?" with the following options: - an image - photons - tiny polyps - periscopes - amoebae - microscopes - x-rays - telescopes
(Answer)
microscopes

Ques: Fact 1: Shivering occurs when many muscles contract a little bit all at once. Fact 2: Involuntary contractions, shivering, cause the production of heat. Given the two facts above, answer the question "What occurs when many muscles contract a little bit all at once?" with the following options: - the production of cells - preventing heat transfer - To keep their body heat. - the production of heat - Generating heat - recovery time from fatigue - the production of cold - the production of skin
Ans: the production of heat

(Q).
Fact 1: All chemical reactions require activation energy to get started. Fact 2: Chemical changes are a result of chemical reactions. Given the two facts above, answer the question "What is required before a chemical change?" with the following options: - kinetic energy - energy usage - activation push - activation energy - activation switch - activation power - Burning fuel and air - Evaporation
(A).
activation energy

Ques:Fact 1: Fish have a circulatory system with a two-chambered heart. Fact 2: Each side of the heart is divided up into two chambers. Given the two facts above, answer the question "ish have a circulatory system with what?" with the following options: - our nearest star - divided heart - solid, liquid, gas - Veins and arteries. - kinetic energy - flow of electrons - reducing acid rain - matter vibrating

Ans:divided heart

Fact 1: Conserving water can be used for survival in a dry environment. Fact 2: Climate too dry, making the environment arid and inhospitable. Given the two facts above, answer the question "what type of location can water be conserved to help survival?" with the following options: - stream - arid - fens - biome - bamboo - rest - summer - rivers
arid