2. If I stay out late, my parents worry.
3. If you freeze water, it turns into ice.
4. If you leave meat in the oven for a long time, it burns.
5. If you mix blue and yellow, you get green.
6. If the water boils, it produces steam.
7. If you lie in the sun for too long, your skin turns red.
8. If the temperature falls below 0 C, the water turns into ice.