What type of line does this composition contain

Acommon kind of mechanical weathering is called

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world

Me with biology endocrine system crossword also image left i need with hw