4. Assume that the center of the Tacoma Narrows Bridge roadway is about 60 m above the water. Ignore air
resistance.
How long would it take for a rock dropped from the bridge to reach the water?
a.
b. How fast would the rock be moving just before striking the water?

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Explanation:

no

try not Helpful 6Helpful Question What are you doing a good job and why is this article is for you and I am going up to the store

f=ma newton

f=100x2.5=250n

the aurora is formed when charged particles emitted from the sun during a solar flare penetrate the earth's magnetic shield and collide with atoms and molecules in our atmosphere. these collisions result in countless little bursts of light, called photons, which make up the aurora.

auroras are generated by charged solar particles hitting molecules in earth's atmosphere. this usually happens in high latitudes, because our planet’s magnetic field tends to funnel these particles toward the poles. that’s why it can be experienced in northern ohio.