Question

Fill in the blanks :-

1. 36km/h
________ m/s

2. A girl cover's a distance of 60m in 1 minute her speed is ______.

3. An instrument that shows the speed of vehicle in km/h is ______.

4. An instrument that shows the distance travelled by the vehicle in km is _______.

5. The volume of a regular solid is measured with the help of _____.

6. Density of water is ______.

7. 1 gm/cm³ = ______kg/m³
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Answer 1

Answer:

1. 10ms¹

2. 1ms¹

3. speedometer

4. odometer

5. measuring cylinder

6. 997 kg/m³

7. 997000kg/m³

Answer 2

Answer:

1-We know that,

1 km = 1000 m

1 hour =3600

Now converting km/h into m/s, we get

90 km/h = 90 km/h x 5/18 = 25m/s.