Diego with Jess

Riddles:
1. What can move but can't think?
2. What can move trees but you can't see?
3. What is as thick as a thread but can unlock doors?
4. How much wood could a wood chuck chuck, if a wood chuck could chuck wood?
5. What can move but not alone?
6. What is black and white and read all over?

Answers:
1. A shadow
2. Wind
3. A paperclip
4. He would chuck enough wood, as a wood chuck could, if a wood chuck could chuck wood.
5. A thing that is not alive
6. A newspaper