Maybe number 4 could help.
true or false: a image created by an object located inside the focal point is virtual, enlarged, and upright
True :D
When the same masses are heated by the same amount copper will heat up the fastest. Copper is a good conductor of heat that is why it easily heats up. Gold is not a good conductor of heat because of its stable properties.
On sources it says it would just be the super giant star
