### Why Does A Satellite In A Circular Orbit Travel At A Constant Speed?

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• 220 • A satellite in a circular orbit travels at a constant speed because of the force of gravity.
• The satellite is pulled towards the center of the orbit by the force of gravity, and this force causes the satellite to move in a circle.
• The speed of the satellite is determined by the size of the orbit and the mass of the satellite.
• The larger the orbit, the faster the satellite will travel.
• The mass of the satellite also affects the speed of the satellite.
• The more massive the satellite, the slower it will travel.

## Does a satellite in a circular orbit travel at a constant speed?

1. A satellite in a circular orbit does travel at a constant speed.
2. This is because the satellite is following a circular path and is constantly being pulled towards the center of the orbit by gravity.
3. The satellite’s speed is determined by the radius of the orbit and the strength of the gravitational force.

#### What keeps a satellite moving in a circular orbit?

A satellite is kept in a circular orbit by the force of gravity. The satellite is pulled towards the center of the orbit by the force of gravity, and this force keeps the satellite moving in a circle. The speed of the satellite is determined by the radius of the orbit, and the satellite will stay in orbit as long as the force of gravity is greater than the centrifugal force.

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#### Why does the speed of a satellite not change?

The speed of a satellite does not change because it is in orbit around a planet. The satellite is constantly falling towards the planet, but the planet’s gravity pulls it back into orbit. This causes the satellite to constantly speed up as it falls, but it never reaches the planet because the planet’s gravity always pulls it back.

#### When a satellite travels at constant speed What is the shape?

When a satellite travels at constant speed, the shape of its orbit is a circle. This is because the satellite is constantly being pulled towards the Earth by gravity, and so it always follows a curved path. If the satellite was travelling in a straight line, it would eventually crash into the Earth.

#### Which one is constant for a satellite in orbit?

There are three variables that affect a satellite in orbit: altitude, velocity, and gravity. Altitude is the height of the satellite above the surface of the planet. Velocity is the speed at which the satellite is moving. Gravity is the force that pulls the satellite toward the planet.Of these three variables, only gravity is constant. The altitude and velocity of a satellite can change over time, but gravity will always remain the same. This is because gravity is a force of attraction between masses. The more mass an object has, the more gravity it has. The less mass an object has, the less gravity it has.Satellites orbit the planet because they are constantly falling toward the planet due to gravity. However, they never actually reach the surface of the planet because they are moving so fast that they keep missing the planet as they fall. This is what keeps them in orbit.

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#### Why do the satellite not fall while revolving around the Earth?

The satellite does not fall while revolving around the Earth because it is in a state of constant motion. The satellite is constantly falling towards the Earth but it never reaches the ground because it is always moving sideways at the same time. This sideways motion is what keeps the satellite in orbit around the Earth.

#### How do satellites move so fast?

Most satellites orbit the Earth at speeds of around 28,000 km/h, which is faster than a speeding bullet! But how do they move so fast?The answer has to do with the satellite’s orbit. A satellite’s orbit is like a giant circle around the Earth. The higher a satellite’s orbit, the faster it has to go to stay in orbit. That’s because the satellite is constantly falling towards the Earth. But at the same time, it’s also being pulled away from the Earth by the Earth’s gravity. So, to stay in orbit, the satellite has to keep moving forward at just the right speed.If a satellite’s orbit is too low, it will eventually fall out of orbit and burn up in the Earth’s atmosphere. If a satellite’s orbit is too high, it will eventually escape the Earth’s gravity and float off into space. So, to stay in orbit, a satellite has to keep moving forward at just the right speed.

### What causes a satellite to move tangentially to a circular path?

A satellite is said to move tangentially to a circular path when its path is not perfectly perpendicular to the plane of the orbit. This can be caused by a number of factors, including the satellite’s own momentum, the gravitational pull of other bodies in the vicinity, and the effects of friction and air resistance. In some cases, a satellite may even move in a spiral path if the forces acting upon it are strong enough.

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### On what factors the orbital speed of a satellite depends?

• There are a few factors that affect the orbital speed of a satellite.
• One is the altitude of the satellite, or how far away it is from the Earth.
• The higher the satellite, the faster it will orbit.
• Another factor is the mass of the satellite.
• A larger, heavier satellite will orbit more slowly than a smaller, lighter one.
• Finally, the gravity of the object the satellite is orbiting also affects its speed.
• If the object has more gravity, the satellite will orbit more quickly.

### Why do you think an object moving at constant speed in circular motion accelerate?

There are a few reasons why an object moving at constant speed in circular motion would accelerate. One reason could be that the object is not moving in a straight line, but is instead moving in a circle. This means that the object is constantly changing direction, which requires it to accelerate in order to maintain its speed. Another reason could be that the object is moving in a gravitational field, such as around a planet. In this case, the object is constantly being pulled towards the center of the planet, which requires it to accelerate in order to maintain its orbit.