- The sound waves hit an object - Echoes are produced - The echo returns to the bat's ears - The bat hears the echo - The bat can figure out where the object is located. What might be the first step of the process?
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Answer: The bat sends out sound waves from their mouth or nose

Q: - The passenger arrives early at the airport - The luggage is checked - The passenger waits in line - The passenger shows their identification and gets a boarding pass - The passenger goes to their gate - The passenger gets in line when it's time to board - The person boards the plane - The plane arrives at the destination - The passenger gets off the plane at their destination. What might be the first step of the process?
A: An airline reservation is made

Question: - Pick a spot to plant them - Dig a hole in the dirt - Put the seed in the hole - Pour some water on the seed and hole - Cover up the hole - Press down on it - Spray some plant food on it. What might be the first step of the process?
Answer: Get some seeds

[Q]: - Heating element heats water - Pump forces water up in pipes connected to spinning paddles - The forced water makes paddles spin like a sprinkler - Water comes out of small holes in paddles - Water is collected and used again until dishes are clean - Water is drained through a filter - Filter collects particles of food - Water was so hot that it evaporates for dry dishes. What might be the first step of the process?
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[A]: Cold water taken in through a hose to the bottom

input: Please answer the following: - May come from different sources - The gases remain trapped in the atmosphere - Through the suns light the gases hold in heat and energy - Trap them in our atmosphere - The earth may become warmer this way. What might be the first step of the process?
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output: Several types of gases form in the atmosphere

- 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. What might be the first step of the process?
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Answer:
A red giant burns mass