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Physics 8 Online
zarkam21:

Help

zarkam21:

1 attachment
zarkam21:

B

zarkam21:

@Vocaloid

Vocaloid:

good

zarkam21:

1 attachment
zarkam21:

A?

Vocaloid:

Impulse = F delta T, solve for force

zarkam21:

So a right?

Vocaloid:

A is stating force = Impulse delta T which is not true Impulse = F delta T divide both sides by delta T to solve for force

Vocaloid:

Impulse = F delta T Impulse/delta T = F which answer choice is this?

zarkam21:

C

zarkam21:

because that shows the division

Vocaloid:

good

zarkam21:

1 attachment
zarkam21:

1 attachment
Vocaloid:

Hm. IIRC the satellite is moving the slowest when it's the farthest away - so going from A to D does the KE increase or decrease?

zarkam21:

well it slow because d is the farthest

zarkam21:

decreases?

Vocaloid:

good, and since total energy is conserved, the GPE has to increase so C

zarkam21:

1 attachment
zarkam21:

B

Vocaloid:

good

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