How is salt obtained from seawater?

Important Questions on Separation of Substances

MEDIUM

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Think Science

You have learnt about water cycle. Is distillation similar to the water cycle? How?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 1

Which substance will be left behind when you distil seawater?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 2

What is the basic principle on which distillation process is based?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 3

What is the basic principle winnowing?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 4

We use ink in our fountain pens to write. Ink is a mixture of dye powder and water. Which method of separation can be used to separate the ink particles from liquid ink?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 5

Potash alum is used to settle the undissolved particles of a solid-liquid mixture at the bottom. What is the process called?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 1

What happens when a saturated solution is heated?

EASY

6th CBSE

IMPORTANT

Wow Science Hands-on Learning in Science 6>Chapter 8 - Separation of Substances>Assess>Q 2

Why does odonil disappear in a few days?