Advertisements
Advertisements
प्रश्न
State or define the following term:
Year
Advertisements
उत्तर
One year is defined as the time in which earth completes one complete revolution around the sun.
APPEARS IN
संबंधित प्रश्न
Complete the following: 1 fermi = ……….. m
Complete the following: 1 g =………kg
The year 2020 will have February of 29 days'. Is this statement true?
Complete the following: 1 nano second =……….s.
What do you understand by the term order of magnitude of a quantity?
5 km = ______ m.
Cross word puzzle.

Clues – Across
- SI unit of temperature;
- A derived quantity;
- Mass per unit volume;
- Maximum volume of liquid a container can hold
Clues – Down
- A derived quantity
- SI unit of volume
- A liquid denser than iron
- A unit of length used to measure very long distances
The gravity accelerates an object, and the distance fallen is proportional to ______.
Three students measured the length of a corridor and reported their measurements. The values of their measurements were different. What could be the reason for difference in their measurements? (Mention any three)
Questions based on Higher Order Thinking Skills:
|
There are three spheres A, B, C as shown below. Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.
|
Now answer the following questions.
- Find the ratio of masses of spheres A and B.
- Find the ratio of volumes of spheres A and B.
- Find the ratio of masses of spheres A and C.

