Solar system; stability of orbital motions; satellites common mistakes

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that the Sun is a star..

Answer by clearly explaining how to (Physics only) State that the Sun is a star..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that the Sun is one of many stars in the Milky Way galaxy..

Answer by clearly explaining how to (Physics only) State that the Sun is one of many stars in the Milky Way galaxy..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that the Milky Way galaxy is one of many billions of galaxies in the universe..

Answer by clearly explaining how to (Physics only) State that the Milky Way galaxy is one of many billions of galaxies in the universe..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe the Solar System as the Sun, planets, dwarf planets, moons, asteroids and comets..

Answer by clearly explaining how to (Physics only) Describe the Solar System as the Sun, planets, dwarf planets, moons, asteroids and comets..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that planets and dwarf planets orbit the Sun..

Answer by clearly explaining how to (Physics only) State that planets and dwarf planets orbit the Sun..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that moons orbit planets..

Answer by clearly explaining how to (Physics only) State that moons orbit planets..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe a moon as a natural satellite..

Answer by clearly explaining how to (Physics only) Describe a moon as a natural satellite..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe artificial satellites as human-made objects that orbit planets or moons..

Answer by clearly explaining how to (Physics only) Describe artificial satellites as human-made objects that orbit planets or moons..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Distinguish planets from moons by what they orbit..

Answer by clearly explaining how to (Physics only) Distinguish planets from moons by what they orbit..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Distinguish stars from planets by explaining that stars produce their own light by fusion whereas planets do not..

Answer by clearly explaining how to (Physics only) Distinguish stars from planets by explaining that stars produce their own light by fusion whereas planets do not..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Distinguish a galaxy from the universe..

Answer by clearly explaining how to (Physics only) Distinguish a galaxy from the universe..

Our Solar System common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Apply WS 1.4 when interpreting diagrams or models of the Solar System..

Answer by clearly explaining how to (Physics only) Apply WS 1.4 when interpreting diagrams or models of the Solar System..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe a star as forming from a cloud of dust and gas called a nebula..

Answer by clearly explaining how to (Physics only) Describe a star as forming from a cloud of dust and gas called a nebula..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how gravitational attraction pulls dust and gas together to form a protostar..

Answer by clearly explaining how to (Physics only) Describe how gravitational attraction pulls dust and gas together to form a protostar..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that the temperature rises as the protostar becomes denser..

Answer by clearly explaining how to (Physics only) State that the temperature rises as the protostar becomes denser..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that a star enters the main sequence when it becomes hot enough for hydrogen nuclei to fuse to form helium..

Answer by clearly explaining how to (Physics only) State that a star enters the main sequence when it becomes hot enough for hydrogen nuclei to fuse to form helium..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Explain that fusion of hydrogen nuclei releases energy in a main sequence star..

Answer by clearly explaining how to (Physics only) Explain that fusion of hydrogen nuclei releases energy in a main sequence star..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Explain that a main sequence star is stable because the forces within it are balanced..

Answer by clearly explaining how to (Physics only) Explain that a main sequence star is stable because the forces within it are balanced..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe the balance in a main sequence star as gravity acting inwards and pressure from fusion energy acting outwards..

Answer by clearly explaining how to (Physics only) Describe the balance in a main sequence star as gravity acting inwards and pressure from fusion energy acting outwards..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that the Sun is currently a main sequence star..

Answer by clearly explaining how to (Physics only) State that the Sun is currently a main sequence star..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a star about the same size as the Sun becomes a red giant..

Answer by clearly explaining how to (Physics only) Describe how a star about the same size as the Sun becomes a red giant..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a red giant becomes a white dwarf..

Answer by clearly explaining how to (Physics only) Describe how a red giant becomes a white dwarf..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a white dwarf cools to become a black dwarf..

Answer by clearly explaining how to (Physics only) Describe how a white dwarf cools to become a black dwarf..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a star much more massive than the Sun becomes a red super giant..

Answer by clearly explaining how to (Physics only) Describe how a star much more massive than the Sun becomes a red super giant..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a red super giant may explode as a supernova..

Answer by clearly explaining how to (Physics only) Describe how a red super giant may explode as a supernova..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that a supernova explosion distributes elements throughout the universe..

Answer by clearly explaining how to (Physics only) State that a supernova explosion distributes elements throughout the universe..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a supernova can leave behind a neutron star..

Answer by clearly explaining how to (Physics only) Describe how a supernova can leave behind a neutron star..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe how a supernova can leave behind a black hole if the remaining mass is large enough..

Answer by clearly explaining how to (Physics only) Describe how a supernova can leave behind a black hole if the remaining mass is large enough..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Compare the life cycle of a Sun-sized star with the life cycle of a much more massive star..

Answer by clearly explaining how to (Physics only) Compare the life cycle of a Sun-sized star with the life cycle of a much more massive star..

The life cycle of a star common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Apply WS 1.2 when using models to represent stages in the life cycle of a star..

Answer by clearly explaining how to (Physics only) Apply WS 1.2 when using models to represent stages in the life cycle of a star..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that gravity provides the force that allows planets and satellites to maintain circular orbits..

Answer by clearly explaining how to (Physics only) State that gravity provides the force that allows planets and satellites to maintain circular orbits..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Explain that an object moving in a circular orbit is accelerating because its velocity is changing direction..

Answer by clearly explaining how to (Physics only) Explain that an object moving in a circular orbit is accelerating because its velocity is changing direction..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that for a stable circular orbit the speed of the object is constant but its velocity changes..

Answer by clearly explaining how to (Physics only) State that for a stable circular orbit the speed of the object is constant but its velocity changes..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Explain that the direction of the velocity of an orbiting object is at right angles to the force of gravity..

Answer by clearly explaining how to (Physics only) Explain that the direction of the velocity of an orbiting object is at right angles to the force of gravity..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Describe the force of gravity on an orbiting object as acting towards the centre of the orbit..

Answer by clearly explaining how to (Physics only) Describe the force of gravity on an orbiting object as acting towards the centre of the orbit..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Explain that a change in orbital radius changes the speed of an orbiting object..

Answer by clearly explaining how to (Physics only) Explain that a change in orbital radius changes the speed of an orbiting object..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that for a given central object, a smaller orbital radius is associated with a higher orbital speed..

Answer by clearly explaining how to (Physics only) State that for a given central object, a smaller orbital radius is associated with a higher orbital speed..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that artificial satellites can orbit the Earth..

Answer by clearly explaining how to (Physics only) State that artificial satellites can orbit the Earth..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) State that natural satellites such as moons can orbit planets..

Answer by clearly explaining how to (Physics only) State that natural satellites such as moons can orbit planets..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Distinguish orbital motion from rotation..

Answer by clearly explaining how to (Physics only) Distinguish orbital motion from rotation..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Distinguish natural satellites from artificial satellites..

Answer by clearly explaining how to (Physics only) Distinguish natural satellites from artificial satellites..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Apply WS 1.4 when interpreting diagrams of orbital motion..

Answer by clearly explaining how to (Physics only) Apply WS 1.4 when interpreting diagrams of orbital motion..

Orbital motion, natural and artificial satellites common mistake 1

Giving a vague answer instead of directly addressing: (Physics only) Apply MS 1c and MS 3b when interpreting proportional relationships between orbital radius and orbital speed..

Answer by clearly explaining how to (Physics only) Apply MS 1c and MS 3b when interpreting proportional relationships between orbital radius and orbital speed..