Midterm Review 2/3

Front

What does heliocentrism state?

Back

Heliocentrism states that the Sun is the center of the solar system.

Front

Why can light not escape a black hole?

Back

The escape velocity of a black hole is greater than the speed of light.

Front

What is true about the area between points A, B and the Sun, and the area between points H, I and the Sun?

Back

Both areas are equal in size.

Front

What is the force of attraction between two bodies generated by their masses?

Back

Gravity.

Front

What happens to the force of gravity if m1 increases?

Back

The force of gravity increases.

Front

Define gravity.

Back

Gravity is the force of attraction between two bodies due to their masses.

Front

What is the center of the solar system according to heliocentrism?

Back

The Sun.

Front

What is the relationship between mass and gravitational force?

Back

As mass increases, the gravitational force increases.

Front

What is escape velocity?

Back

Escape velocity is the minimum speed needed for an object to break free from the gravitational attraction of a celestial body.

Front

What is the significance of the speed of light in relation to black holes?

Back

The speed of light is the maximum speed at which information or matter can travel, and it is less than the escape velocity of a black hole.