science
Grade-5
Easy
Question
The main source of energy is
- Moon
- Fire
- Food
- Sun
Hint:
The main source of energy is the sun.
The correct answer is: Sun
Sun is the ultimate energy source because all renewable and non-renewable sources are ultimately derived from the sun. Sun gives energy in form of heat and light.
We get solar energy which can be put to many uses.
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The energy that the earth receives from the sun is known as
Solar energy gives out energy in the form of light and heat.
The energy that the earth receives from the sun is known as
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Solar energy gives out energy in the form of light and heat.
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The air above the ocean and lakes is dry.
The air above the ocean and lakes is dry.
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The amount of water vapor in the air is calculated as humidity.
The amount of water vapor in the air is calculated as humidity.
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The amount of rainfall is measured by using a hygrometer.
The amount of rainfall is measured by using a hygrometer.
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The humidity in deserts is typically very low.
The humidity in deserts is typically very low.
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It is not easy to walk against the wind on a windy day.
It is not easy to walk against the wind on a windy day.
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Jasmine carried out an experiment. She placed two bowls of sand and water in the sunlight. She took the temperatures after an hour. She then took both the bowls into her home and placed them in an area with no light. She took another temperature after an hour and conducted the following observations:
Sand |
Water |
|
Before placing the bowls in the sunlight |
370C |
300C |
After keeping the bowls in the sunlight for one hour |
370C |
320C |
After keeping the bowl inside the house for one hour |
310C |
310C |
Jasmine carried out an experiment. She placed two bowls of sand and water in the sunlight. She took the temperatures after an hour. She then took both the bowls into her home and placed them in an area with no light. She took another temperature after an hour and conducted the following observations:
Sand |
Water |
|
Before placing the bowls in the sunlight |
370C |
300C |
After keeping the bowls in the sunlight for one hour |
370C |
320C |
After keeping the bowl inside the house for one hour |
310C |
310C |
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Match the following.
A. Barometer |
1. |
B. Rain gauge |
2. |
C. Wind vane |
3. |
Match the following.
A. Barometer |
1. |
B. Rain gauge |
2. |
C. Wind vane |
3. |
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Hygrometer is used to measure the air pressure.
Hygrometer is used to measure the air pressure.
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Read the statement given by John and Alan. Who is correct?
Read the statement given by John and Alan. Who is correct?
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Direction: Read the statements and select the correct option.
Statement A: Season refers to when a particular type of weather persists over a large area for an extended period of time.
Statement B: Rain is defined as moving air.
Direction: Read the statements and select the correct option.
Statement A: Season refers to when a particular type of weather persists over a large area for an extended period of time.
Statement B: Rain is defined as moving air.
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The amount of water vapor is very high in _______.
The amount of water vapor is very high in _______.
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