What is the missing first step of the following process:  -  This mass creates high core temperatures - The mass decreases - The red giant can no longer fuse the carbon and oxygen in its center - The gravity of the star can no longer hold the outside layers - The layers break away - Only the inner core remains - This inner core is known as a white dwarf.
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Answer: A red giant burns mass


What is the missing first step of the following process:  -  Small bits of ice within the cloud bump each other - The collisions create electrical charge - Lighter, positively charged particles sink to the bottom of the cloud - Heavier, negatively charges particles rise to the top - When the positive and negative charges grow large enough, a giant spark, called lightning occurs -
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Answer: There is a rain cloud in the sky


What is the missing first step of the following process:  -  The blood travels into the neophrons - Waste is expelled via the neophrons - The waste goes to the bladder in the form of urine - The clean blood exits the kidneys.
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Answer:
Blood enters the kidney