The scientists listed here have volunteered to answer your questions about matter and chemistry. Since they are all busy working as scientists, they will answer your questions as soon as they have time.
Please note: For the scientist to answer your question you must have an e-mail address. If you do not have an email address, ask your teacher or other adult for an address you can use.
Remember your email should include your first name only and your email address. Also remember to thank the scientist for his or her help.
Click on the scientist's name and if your browser sets up email, the email will be ready for you to send. If you have to do your own email, the scientist's address in listed after the name.