For asteroids without close-up images from spacecraft, we can still learn about their shapes based on their… distance from the Sun.

brightness variations.

orbital trajectories.

magnetic field strength.

The plum pudding model of the atom states that ?

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.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.