Andrea is investigating why the seasons change. She decides to create a model to explain her results to her class. Which of the following models would best help Andrea explain Earth's seasons?

Which flexible structure that supports the nerve cord and led to the backbone

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

Describe two recent or ongoing space missions.