Malini Sheshdari Solutions for Chapter: Test 2 (Lessons 10–14), Exercise 1: Test 2 (Lessons 10-14)

Author:Malini Sheshdari

Malini Sheshdari Science Solutions for Exercise - Malini Sheshdari Solutions for Chapter: Test 2 (Lessons 10–14), Exercise 1: Test 2 (Lessons 10-14)

Attempt the practice questions on Chapter 21: Test 2 (Lessons 10–14), Exercise 1: Test 2 (Lessons 10-14) with hints and solutions to strengthen your understanding. CONCERT Science 7 solutions are prepared by Experienced Embibe Experts.

Questions from Malini Sheshdari Solutions for Chapter: Test 2 (Lessons 10–14), Exercise 1: Test 2 (Lessons 10-14) with Hints & Solutions

EASY
7th CBSE
IMPORTANT

Define non-uniform motion.

EASY
7th CBSE
IMPORTANT

Draw a simple circuit diagram of an electromagnet with an iron rod as the core.

EASY
7th CBSE
IMPORTANT

Do you think it is a good idea to replace a burnt out fuse with a thick wire? Why, or why not?

EASY
7th CBSE
IMPORTANT

Draw a labelled diagram of the human excretory system.

HARD
7th CBSE
IMPORTANT

A car moves at a speed of 60 km/h for 10 minutes. It stops for 5 minutes and then moves at a speed of 120 km/h for 25 minutes. Calculate the average speed of the car over its entire journey in km/h.

HARD
7th CBSE
IMPORTANT

The distance-time graph of a train is a straight line, while that of a bus is like a zigzag. Which of the vehicles has non-uniform motion?