Question

the physically physically of thatAssignment

Class: 6 Subject: Science

Unit-2 Forces and Motion

Part – A

I.One Mark Questions.

1. When there is a change of position of an object with respect to time, then it

is called

a. motion b. rest

c. work d.force

2. When there is no change of position of an object with respect to time, then it

is called

a. motion b. rest

c. work d.force

3. What is called as the distance travelled by an object in unit time?.

a. speed b. average speed of the object

c. motion d. force

4. If an object covers uniform distances in uniform intervals then the motion of

the object is called_____

a. Uniform Motion b. Non Uniform Motion

c. speed d. average speed of the object

5. If an object covers non-uniform distances in non-uniform intervals then the

motion of the object is called_____

a. Non Uniform Motion b. Uniform Motion

c. speed d. average speed of the object

6. Unit of speed is_______.

a.mm/s b.cm/s

c.km/s d. m/s

7. Oscillatory motion among the following is

a. Rotation of the earth about its axis

b. Revolution of the moon about the earth

c. To and fro movement of a vibrating string d. All of these.

8. The correct relation among the following is

a. Speed = distance × time b. Speed = distance / time.

c. Speed = time / distance d. Speed = 1 / (distance × time)

9. Average speed is calculated by

a. distance travelled / time taken (s= d/t)​

Answer 1

Answer:

Explanation:

fauna indicates for  

1)plants

2)animals

3)both plants&animals

4)none of these