Podcast
Questions and Answers
Which force causes the tides on Earth?
Which force causes the tides on Earth?
- Gravitational force
- Tidal force (correct)
- Centrifugal force
- Magnetic force
Why does the ocean bulge on the other side of the Earth?
Why does the ocean bulge on the other side of the Earth?
- Due to the gravitational force
- Due to the magnetic force
- Due to the centrifugal force (correct)
- Due to the tidal force
How does gravity weaken as you move away from the source of gravitation?
How does gravity weaken as you move away from the source of gravitation?
- Exponentially
- Linearly
- At a constant rate
- At an inverse squared rate (correct)
Why do we notice tangible differences in gravity over large distances?
Why do we notice tangible differences in gravity over large distances?
What would happen if Earth was a giant ball of water with no other sources of gravity?
What would happen if Earth was a giant ball of water with no other sources of gravity?
True or false: The moon's gravity is the only force that causes the tides on Earth?
True or false: The moon's gravity is the only force that causes the tides on Earth?
True or false: Gravity weakens at an inverse squared rate as you move away from the source of gravitation?
True or false: Gravity weakens at an inverse squared rate as you move away from the source of gravitation?
True or false: Changes in height or altitude have a significant impact on the feel of gravity on Earth's surface?
True or false: Changes in height or altitude have a significant impact on the feel of gravity on Earth's surface?
True or false: If Earth was a giant ball of water with no other sources of gravity, the water closer to the moon would experience a greater acceleration?
True or false: If Earth was a giant ball of water with no other sources of gravity, the water closer to the moon would experience a greater acceleration?
True or false: Tidal forces are created due to the fact that gravity is constant over large distances?
True or false: Tidal forces are created due to the fact that gravity is constant over large distances?
