Changing States
Grade 2 · Science · States of Matter · Alabama, USA
Lesson Summary
Matter can change from one state to another when it is heated or cooled.
Explanation
Heat and cold can make matter change states. When you heat a solid enough, it can turn into a liquid. This is called melting. When you cool a liquid enough, it can turn into a solid. This is called freezing. When you heat a liquid a lot, it can turn into a gas. This is called evaporation. These changes happen all around you every day, like ice melting in your drink.
Practice Questions
Q1: What happens to ice when it gets warm?
Answer: It melts and turns into liquid water.
Q2: What do you need to do to change a liquid into a solid?
Answer: Cool it down (freeze it).
Q3: What causes matter to change from one state to another?
Answer: Adding or removing heat.
People Also Ask
What is Changing States in Grade 2 Science?+
Changing States is a lesson in the States of Matter chapter of Grade 2 Science. It is part of the Alabama, USA school curriculum and covers key concepts that students need to understand at this level.
What grade level covers Changing States?+
Changing States is taught in Grade 2 as part of the Science curriculum in Alabama, USA.
How can I help my child with States of Matter in Science?+
Start with the lesson summary and explanation on this page. Practice the questions provided, then use TutorTom for personalized, step-by-step help with States of Matter topics.