How much force would be required to accelerate a 2kg object at a rate of 15m/ sec?
a. 7.5 newtons
b.13 newtons
c.17 newtons
d.30 newtons

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.

For which pair of objects would adding the same a

Acar travels 40m in 8 seconds find the car speed