[Q]: What is the missing first step of the following process: - Heat a griddle - Pour a circle of batter in the griddle - When most of the bubbles pop on the surface, flip - Cook to desired color - Apply butter, syrup and enjoy -
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[A]: Mix pancake mix with water

input: Please answer the following: What is the missing first step of the following process: - Makes water acidic - Kills fish - Kills the soils in trees - Leaves are also harmed.
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output: Acid rain enters the atmosphere and lands

Please answer this: What is the missing first step of the following process: - Through erosion, the stream cuts into the soil and bedrock - Through continuous erosion, a deep gash is cut through - After many years the river may dry up - A dry ravine is left -
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Answer: A stream or river must occur

Problem: What is the missing first step of the following process: - They process it with millions of tiny nephrons - Remove all the waste - The kidneys return the blood back to the body through the renal artery - Send the urine with the waste to the bladder through the ureters.

A: The kidneys receive blood from the renal artery

Problem: Given the question: What is the missing first step of the following process: - Waves have energy that pushes the water and sediment - The sediment can help erode land like sandpaper - Water washes the sediment back - Some sediment is left as sand.
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The answer is:
Waves hit the coast

Problem: What is the missing first step of the following process: - Passes through the lungs - And into the bronchial tissue - The carbon dioxide is removed - The lungs bring the oxygen to the rest of the body.

A:
Air is brought in through the mouth