Gravitational Force

Q.

What would happen if there were no gravity on earth?

1. An object would never return if thrown up.

2. Everything would sink into the ocean.

3. Everything would break.

4. We won't be able to throw any object.

Q.

An aeroplane can fly in the sky because the gravitional force does not pull it towards the centre of the earth.

1. True

2. False

Q.

Gravity is a type of _____ force.

1. contact

2. non-contact

3. magnetic

4. frictional

Q. What is the right way to climb up and climb down a mountain, respectively?

Q. Rahul throws a ball towards the sky, after reaching a particular height it came back to him due to __________ force.

1. magnetic
2. frictional
3. muscular
4. gravitational

Q.

An apple falling from a tree is an example of:

1. Contact Force

2. Magnetic Force

3. Non-Contact Force

4. Strong Force

Q. In the absence of gravity, the objects will ___.

1. fall towards the centre of the earth
2. stay at the same place on the earth
3. stick to each other
4. fly into space

Q.

Define the term gravity.

Q.

What do you mean by earth's force due to gravity?

1. The force that pushes objects towards Earth

2. The force that pushes objects away from Earth

3. The force that pulls objects away from Earth

4. The force that pulls objects towards Earth

Q.

Which among these is/are good example(s) for gravity?

1. Moon orbiting around the Earth

2. Apple falling from a tree

3. A boat sailing with the help of wind

4. Books slip from a person's hand and fall

Q. Applied force and the elastic force are always in the

1. same direction
2. opposite direction
3. sometimes in the same direction and sometimes in the opposite direction
4. None of the above

Q. If a ball is thrown up, after reaching a particular height it will come back due to:

1. Gravitational force
2. Magnetic force
3. Frictional force
4. Normal force

Q.

why do earth has gravitational force

Q.

The Moon orbits around the Earth due to ____.

1. magnetic force

2. gravitational force

3. frictional force

4. contact force

Q.

Only heavy bodies fall towards surface of the earth

1. True
2. False

Q.

The force of gravity pushes objects away from the centre of the Earth.

1. True

2. False

Q.

What is cosmological constant?

Q.

Rinku has a ball in her hand. When she lets go of the ball, it falls to the ground due to:

1. Frictional Force

2. Normal Force

3. Magnetic Force

4. Gravitational Force

Q.

the gravitational pull on the following atomsphereic layer is the least??

exosphere / thermosphere / mesophere / sratosphere

Q.

Gravity is an invisible force.

1. True

2. False

Q. Forces can be categorised as:

1. gravity
2. non-gravity
3. non-contact
4. contact

Q.

Why are we held onto the surface of the Earth?

1. Due to the atmosphere

2. Due to Earth's gravity

3. Due to friction

4. Due to pressure

Q.

Why is the gravitational pull of the Earth so strong?

1. Due to life on Earth

2. Due to the atmosphere

3. Due to the wind

4. Due to the huge mass of the Earth

Q.

if earth is round so in your opposite side people lives are why not fall down ?

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Everything gets pulled towards the Earth due to gravity.

1. True
2. False

Q.

Without gravitational force, the Earth wouldn't be orbiting the Sun.

1. True

2. False