Download App

Changes Around Us: Physical and Chemical — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceChanges Around Us: Physical and Chemical2 Marks
Question
Some changes are given here. Write physical changes in the area marked ‘A’ and chemical changes in the area marked ‘B’. Enter the changes which are both physical and chemical in the area marked ‘C
Process of burning a candle; Tearing of paper; Rusting; Curdling of milk; Ripening of fruits; Melting of ice; Folding of clothes; Burning of magnesium and Mixing baking soda with vinegar.
Image
✓

Answer

Get the step-by-step solution for this question inside the Vidyadip app.

Get the answer in the app

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Changes Around Us: Physical and Chemical→Changes Around Us: Physical and Chemical — all question types→Science STD 7 question papers→Gujarat Board STD 7 question papers→Gujarat Board question paper generator→

Similar questions

Burning of candle involves both physical and chemical change. Justify this statement.
→
Discuss the significance of recycling metals.
→
Explain digestive enzymes?
→
Define the following:
  1. Soil profile.
  2. Horizon.
→
A flat in Mumbai with a balcony facing the sea has some clothes hung on a clothes line in the balcony. Towards which direction the clothes will be blown in the afternoon? Explain.
→
Sewage also contains some nutrients Comment.
→
On last Monday, Pankaj was dealing immense cough and cold. Besides this, he was suffering from a great headache. So, he decided to take a leave on that day so that he could take some rest at his home. After one hour he thought to check his fever through a clinical thermometer, so before using it, he washed it and started shaking it very fastly in his hand, so that the mercury level of thermometer gets reduced. At the same time, his elder brother Vishwas scold him and suggested him to shake the thermometer slowly.
  1. State some precautionary measures while checking the fever through a clinical thermometer.
  2. Mention the values showed by the elder brother of Pankaj (i.e. Vishwas).
→
Explain how organic matter is separated from sewage?
→
Name three types of salts. Give one example of each type of salt.
→
State two ancient Indian contributions in the field of astronomy related to eclipses.
→