Tiwari Academy Discussion

Pihu

Asked: November 20, 2020In: Class 8 Science

Metals are conductors of heat and .

NCERT Solutions for Class 8 Science Chapter 4 Important NCERT Questions 8th Chapter 4 Materials: Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 3 Part: b

Pihu

Asked: November 20, 2020In: Class 8 Science

Phosphorus is very ________ non-metal.

NCERT Solutions for Class 8 Science Chapter 4 Important NCERT Questions 8th Chapter 4 Materials: Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 3 Part: a

Poll

Pihu

Asked: November 20, 2020In: Class 8 Science

Which of the following statements is correct?

NCERT Solutions for Class 8 Science Chapter 4 Important NCERT Questions 8th Chapter 4 Materials: Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 2

Poll

Pihu

Asked: November 20, 2020In: Class 8 Science

Which of the following can be beaten into thin sheets?

NCERT Solutions for Class 8 Science Chapter 4 Important NCERT Questions 8th Chapter 4 Materials: Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 1

Inaaya

Asked: November 20, 2020In: Class 8 Science

‘Manufacturing synthetic fibres is actually helping conservation of forests’. Comment.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 14

Inaaya

Asked: November 20, 2020In: Class 8 Science

‘Avoid plastics as far as possible’. Comment on this advice.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 12

Inaaya

Asked: November 20, 2020In: Class 8 Science

Should the handle and bristles of a tooth brush be made of the same material? Explain your answer.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 11

Inaaya

Asked: November 20, 2020In: Class 8 Science

Give examples to show that plastics are noncorrosive in nature.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 10

Inaaya

Asked: November 20, 2020In: Class 8 Science

Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 9

Inaaya

Asked: November 20, 2020In: Class 8 Science

Categorise the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’: Telephone instruments, plastic toys, cooker handles, carry bags, ball point pens, plastic bowls, plastic covering on electrical wires, plastic chairs and electrical switches.

NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 8

Metals are conductors of heat and .

Phosphorus is very ________ non-metal.

Which of the following statements is correct?

Which of the following can be beaten into thin sheets?

‘Manufacturing synthetic fibres is actually helping conservation of forests’. Comment.

‘Avoid plastics as far as possible’. Comment on this advice.

Should the handle and bristles of a tooth brush be made of the same material? Explain your answer.

Give examples to show that plastics are noncorrosive in nature.

Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.

Categorise the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’: Telephone instruments, plastic toys, cooker handles, carry bags, ball point pens, plastic bowls, plastic covering on electrical wires, plastic chairs and electrical switches.

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