Help me please. Will give 35 points

Copper

Properties

Malleable and ductile, good conductor of heat and electricity, resistant to corrosion, attractive colour, lustre

Uses

Water pipes, electrical wire, decorative goods

Titanium

Properties

Good strength-to-weight ratio, light, resistant to corrosion, good conductor of heat but poor conductor of electricity

Uses

Drill bits, bicycles, golf clubs, watches and laptop computers, medical implants, jewellery, manufacturing aircraft and spacecraft

a- all cells come from pre-existing cells

burning fossil fouls really decrease the carbon in the atmosphere so b