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State whether the following statement is ‘True’ or ‘False’.
All the stars are at the same distance from us.
Concept: undefined >> undefined
State whether the following statement is ‘True’ or ‘False’.
The planets keep changing their position with respect to stars.
Concept: undefined >> undefined
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State whether the following statement is ‘True’ or ‘False’.
The planet Venus appears in the eastern sky before sunrise.
Concept: undefined >> undefined
In the picture of rotating earth given as figure mark the position of pole star.
Concept: undefined >> undefined
In the given figure out of the positions A, B, C and D which will indicate the position of the sun? Draw the sun at the appropriate position.
Concept: undefined >> undefined
In figure mark the arrows (←), (→), (↓), or (↑) to show the direction of sunlight.
Concept: undefined >> undefined
A star is 10 light years away from the earth. Suppose it brightens up suddenly today. After how much time shall we see this change?
Concept: undefined >> undefined
Write the names of all planets in the figure.
Concept: undefined >> undefined
The type of pollution which is likely to affect Taj Mahal in Agra to a greater extent is ______.
Concept: undefined >> undefined
Cholera is caused by _________.
Concept: undefined >> undefined
Describe how coal is formed from dead vegetation. What is this process called?
Concept: undefined >> undefined
Fossil fuels are ______, ______ and ______.
Concept: undefined >> undefined
Fossil fuels can be made in the laboratory.
Concept: undefined >> undefined
Coke is almost pure form of carbon.
Concept: undefined >> undefined
Explain why fossil fuels are exhaustible natural resources.
Concept: undefined >> undefined
Describe characteristics of coke.
Concept: undefined >> undefined
Make a labelled diagram of a candle flame.
Concept: undefined >> undefined
Abida and Ramesh were doing an experiment in which water was to be heated in a beaker. Abida kept the beaker near the wick in the yellow part of the candle flame. Ramesh kept the beaker in the outermost part of the flame. Whose water will get heated in a shorter time?
Concept: undefined >> undefined
Word game: Use the clues to work out the words.
Across
3. Protruding voice box in boys
4. Glands without ducts
7. Endocrine gland attached to brain
8. Secretion of endocrine glands
9. Pancreatic hormone
10. Female hormone
Down
1. Male hormone
2. Secretes thyroxin
3. Another term for teenage
5. Hormone reaches here through blood stream
6. Voice box
7. Term for changes at adolescence
Concept: undefined >> undefined
