I know this will sound very stupid but my friend is shouting at me trying to tell me that black hair doesn’t exist. Does it exist?

Imagine a rocket launching from earth and travelling to the moon. in which order would the rocket pass through the layers of the atmosphere? thermosphere, mesosphere, stratosphere, troposphere troposphere, mesosphere, stratosphere, troposphere thermosphere, stratosphere, mesosphere, troposphere troposphere, stratosphere, mesosphere, thermosphere

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Diagram of the evolution of land plants?