Question

questions based on physical quantities and measurement of class 7 icse board​

Answer 1

Answer:

Exactly what do you want.

If it's practice questions then here are some

1 )A block of wood of density 0.8gmcm−3 has a volume of 60cm3. The mass of block is

2) What is the S.I unit of volume and density? State other two smaller units of volume?

3) Convert 72 km/h to m/s.

4) Also convert 225 m/s to km/hr

5) Numerical : A girl runs with a speed of 40m/s for 20 minutes.Find the distance travelled by her in km.

6) What is general density of water?

7) A car 'A' travels 60m in 1.5 hr and car 'P' travels 60 m in 1.8 hr. Find the speeds of car A and car P respectively and state their difference.

8) A rectangular park is of length 30m and breadth 5km . Find the area of the rectangular park.

9) By what apparatus can we measure volume.Name any two.

10) Give reason : Iron floats in Mercury

Answer 2

Explanation:

1 sec in 40 meter

20 minutes =1200 sec

in 1200 = 1200×40 = 48000 meters

1000 meters =1 kM

48000 meters 48 KM