Step-by-Step Solution:
Part 1: Earth Layers
Looking at the diagram of the Earth's cross-section, the lines point to specific layers from the center outward or vice versa.
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Line 1 points to the very center circle. This is the
inner core.
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Line 2 points to the layer surrounding the center. This is the
outer core.
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Line 3 points to the thick middle layer. This is the
mantle.
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Line 4 points to the thin outermost layer. This is the
crust.
Part 2: Four Outer Planets
The worksheet asks for the names of the four outer planets based on the first letter provided (M, M, V, E). Looking at the solar system diagram, the outer planets are Jupiter, Saturn, Uranus, and Neptune. However, the letters provided (M, M, V, E) actually correspond to the *inner* planets shown in the diagram (Mercury, Mars, Venus, Earth). It appears the question text "four outer planets" might be a typo on the worksheet, but the letters clearly guide us to name the planets starting with those letters found in the diagram.
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M: Mercury
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M: Mars
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V: Venus
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E: Earth
*(Self-Correction/Refinement: If the student strictly needs "Outer Planets," the answer would be Jupiter, Saturn, Uranus, Neptune. But the blanks have specific starting letters M, M, V, E which match the inner planets. I will provide the answers that fit the letters given, as that is likely the intended task despite the confusing label.)*
Part 3: Matter (Solid, Liquid, Gas)
I need to sort the words into the correct state of matter.
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Solids (keep their shape): plastic blocks, rocks, wood.
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Liquids (take the shape of their container): lemonade, stream, juice, cola.
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Gases (spread out to fill space): hot air, oxygen.
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Final Answer:
Earth Layers:
1. Inner core
2. Outer core
3. Mantle
4. Crust
Planet Names:
* M: Mercury
* M: Mars
* V: Venus
* E: Earth
Matter Sorting:
*
Solid: plastic blocks, rocks, wood
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Liquid: lemonade, stream, juice, cola
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Gas: hot air, oxygen
Parent Tip: Review the logic above to help your child master the concept of 4th grade life science worksheet.