1. Open question
210 seconds
What is a mixture?
2. Open question
210 seconds
How can solids be dissolved in water at a fast rate?
3. Open question
210 seconds
What do you think will slow the dissolving rates of solids in water?
4. Open question
210 seconds
What substance, if added to the mixture of salt and sand, could be separated from the mixture using a magnet?
5. Open question
210 seconds
How can I increase the dissolving rate of a solid? (make it dissolve faster)
6. Open question
210 seconds
How can I decrease the dissolving rate of a solid? (slow it down)
7. Open question
210 seconds
how does a sifter separate material in a mixture?
8. Open question
210 seconds
how does a magnet separate iron filings from salt?
9. Open question
210 seconds
how can water be used to separate materials?
10. Open question
210 seconds
what does it mean for something to dissolve?
11. Open question
210 seconds
name two materials that will dissolve in water.
12. Poll
20 seconds
Which property can be used to separate salt and sand?
- shape
- size
- color
Made with ❤️ from Norway