Dear Students of Class-10, here is your Revision Assignments. Complete it by 1st September and submit it by 2nd September 2018 before Breakfast time.
Bouddha International School
Bouddha International School
FIRST CYCLIC TEST –
2018
CLASS-10 Subject-Science F.M.-20
Attempt all
the questions.
Group-A [10x1 = 10]
1. What is
gravitational force?
2. Write
the value of Universal Gravitational Constant.
3. What
will be weight of a body when it falls freely without any resistance under the
action of gravity?
4. If a
man can jump on earth’s surface 1.5 meter, how much he can jump on moon’s surface?
5. What is
the value of acceleration due to gravity at the poles of the earth?
6. On what
factors, gravitational force depends?
7. State
Newton’s Law of Gravitation.
8. State Modern periodic law.
9. What
are lanthanides and actinides?
10. How many groups and periods are there in
modern periodic table?
Group-B [5x2=10]
11. If masses of two bodies are doubled and
distance between them is tripled, what change will be there in force of
gravitation between them?
12. Write any
two differences between gravity and gravitation.
13. The mass of
Jupiter is 1.9 x1027kg and that of Sun is 2 x1030kg. If
the magnitude of gravitational force between these two masses is 4.16 x 1023N,
find the distance between them.
14. Write two
advantages of modern periodic table.
15. Write two
differences between modern periodic table and Mendeleev’s periodic table.
The End
SECOND CYCLIC TEST –
2018
CLASS-10 Subject-Science F.M.-20
Attempt all
the questions.
Group-A [10x1 = 10]
1. What is
SI unit of pressure?
2. State
Pascal’s Law.
3. How
much water must be displaced by a body of 200N weight to float in that water?
4. Name
any two instruments based on Pascal’s Law.
5. Define
hydraulic press.
6. Write
statement of Archimedes’ Principle.
7. What do
you mean by Upthrust?
Group-B [5x2=10]
8. In a hydraulic press, the corss-section of
small cylind is 0.25m2 and that of larger cylinder is 1m2. To lift the load of
600N, how much force must be applied on the piston of small cylinder?
9. Weight of a
body in air is 17N and when immersed in water, it is found its weight 14N.
Calculate upthrust of water and weight of displaced water.
10. It is easy
to swim in sea water then in river water, why?
The End
THIRD CYCLIC TEST –
2018
CLASS-10 Subject-Science F.M.-20
Attempt all
the questions.
Group-A [10x1 = 10]
1. List
any two characters of silk fiber.
2. How
many times does a silkworm larva moult?
3. In
which phase does the larva produce silk thread?
4. What is
sericulture?
5. Name
two types of silkworms that are reared in Nepal.
6. Mention
the types of bees found in a beehive.
8. Name two alkaline earth metals.
9. What
do you mean by p-block elements?
10. State Mendeleev’s periodic law.
Group-B [5x2=10]
11. Write any two differences between queen bee
and worker bee.
12. Bee is considered as essential insect for
human life. Why?
13. Why are the eggs of silk moth kept in cold
places for a long time?
14. Give reason
why halogen are called active nonmetals.
15. Change the
following word equation into balanced chemical equation.
The End
Bouddha International
School
FOURTH CYCLIC TEST –
2018
CLASS-10 Subject-Science F.M.-20
Attempt all
the questions.
Group-A [10x1 = 10]
1. Name
the hormones secreted by Thyroid Gland and Testis.
2. Write
the components of Central Nervous System.
3. How
many cranial and spinal nerves are there in human?
4. Define
meninges.
5. What
are the effects of hypo secretion of insulin and parathormone?
6. Mention
the types of bees found in a beehive.
8. Which gland is known as master gland?
9. State
any two factors which influence the rate of chemical reaction.
10. What is positive catalyst?
Group-B [5x2=10]
11. Name four valves present in heart.
12. Hormone is called chemical messenger, why?
13. A person has blood pressure of 130/90 mm of
Hg. What does it mean?
14. Write three
functions of blood.
15. What is
combination reaction? Write an example of balanced chemical reaction of it.
The End
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