Our Universe

Which of the following is/are heavenly bodies?

1. Sun
2. Stars
3. Moon
4. All of these

World Earth Day is celebrated on April 22 every year. Which of the following is related with it?

1. To protect our planet
2. To protect planet and animals
3. To clean up the environment
4. All of these

Vaibhav says: The moon has light of its own. Medha says: All the stars have light of their own. Which statement is true?

1. Vaibhav is true but Medha is wrong
2. Both of them are true
3. Vaibhav is wrong whereas Medha is true
4. None of these

The planet which is the farthest from the sun is

1. Venus
2. Saturn
3. Neptune
4. None of these

A person who travels in space is called ______.

1. Scientist
2. Robot
3. Astronaut
4. None of these

Day and night is mainly caused due to _______ of Earth.

1. Revolution
2. Rotation
3. Constellation
4. None of these

The movement of the earth about its axis is called ________.

1. Rotation
2. Revolution
3. Orbit
4. None of these

This planet has rings along its equator, and the rings are made up of dust and ice.

1. Saturn
2. Neptune
3. Uranus
4. None of these

This is the only planet in the solar system that has life, and it looks blue as water is present on it.

1. Mercury
2. Venus
3. Earth
4. None of these

The biggest planet in the solar system is ________.

1. Saturn
2. Jupiter
3. Neptune
4. None of these

Which of these planets lies between Earth and Jupiter?

1. Mercury
2. Venus
3. Mars
4. None of these

Which of the following is a natural satellite of the Earth?

1. Moon
2. Ganymede
3. Titan
4. None of these

The sun is the source of _________ for all living creatures.

1. Light
2. Energy
3. Both light and energy
4. None of these

How many planets revolve around the sun in the solar system?

1. 8
2. 9
3. 10
4. 11

Which of the following is at the centre of the solar system?

1. The sun
2. The moon
3. The earth
4. A satellite

The surface of the earth becomes _____ and _____ without the sun.

1. Cold and dark
2. Bright and warm
3. Cold and bright
4. Dark and warm

Which of the following appears to change its shape when observed from the Earth?

1. The sun
2. The moon
3. A comet
4. All of these

The shadows change direction with the change in the position of the

1. Earth
2. Source of light
3. Object
4. All of these

Which of the following statements about the moon is NOT true?

1. It is smaller than the Earth
2. It gives out its own light
3. It is the satellite of the Earth
4. It has no air and water

An object casts a shadow when

1. Light passes through it
2. It absorbs light
3. It blocks the path of light
4. Light bends around the object

Which of the following is a star?

1. The earth
2. The moon
3. The sun
4. Venus

Which of the following provides energy that supports life?

1. The sun
2. The moon
3. The stars
4. The earth

When light falls on a star-shaped card, what is observed?

1. A shadow is formed before the object
2. A star-shaped shadow smaller than the card is formed
3. A star-shaped shadow bigger than the object is formed
4. There is a change in the shape of the object

Shadows are formed

1. When light passes through an object
2. When light passes through a transparent object
3. When something comes in the way of light
4. When there is no source of light

Which of the following things allows light to pass through it?

1. A metal plate
2. A pane of glass
3. A book
4. A piece of wood

Which of the following shines in the sky during the day?

1. A comet
2. The moon
3. The sun
4. A planet

Which of the following is NOT a source of light?

1. A planet
2. A star
3. A burning candle
4. An electric bulb