Why were steamboats an improvement over earlier forms of transportation
like horses and wagons?

A. They could travel more places

B. They required fewer people to operate.

c. They used less power.

D. They could transport goods to market faster.

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Modify the equation fδt=δ (mv) to find the force of friction.

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.