1. A wagon, initially traveling at a constant 9.7 m/s, starts going down a hill that creates an acceleration of 4.8 m/s2. What is the wagon's velocity 6.9 s after it starts accelerating down the hill?

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write a paragraph or story to explain the transformation between potential and kinetic energy as shown in your picture or model.  

you should have at least 5 complete sentences with a main idea and supporting details.  

you must include the following words:  

potential energy

kinetic energy

mechanical energy

conservation of energy

dude, this is hard lol : ))

radiation

explanation:

heat is transmitted by radiation

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

well clustered together.

points close on a scatter diagram