azibur3191
azibur3191
27.10.2019 • 
Social Studies

1. which of the following objects would require the use of a large-scale model?

a.an atom
b.a car engine
c.a frog's heart
d.the mississippi river
2. scott stated the following series of observations. which represents a theory?

a.i observed three stars in the sky.
b.the stars give off light.
c.light travels at 300,000 kilometers per second.
d.stars are balls of hot gases.

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