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

The discovery that the universe appears to be expanding led to a widely accepted theory called a.) the big bang theory b.) the doppler effect c.) hubble’s law d.) solar nebular theory e.) the seyfert theory

What determines the amount of inertia an object has

How is zig zagging a form of acceleration?