TCI Chapter 17- Gravity and the Solar System

Definition of gravitational force = ______

• A celestial object that indirectly revolves around a star

• An attractive force between all objects that have mass

• A celestial object that directly revolves around the sun, has a nearly spherical shape, but has not cleared the neighborhood around its orbit

• An object that directly revolves around a star, has a nearly spherical shape, and has cleared the neighborhood around its orbit

Tags

NGSS.MS-PS2-4

Definition of Solar system = _________

• an object that directly revolves around a star, has a nearly spherical shape, and has cleared the neighborhood around its orbit

• a celestial object that indirectly revolves around a star

• a star and all the objects that travel around it

Tags

NGSS.MS-ESS1-3

Definition of a planet = _________

• a celestial object that indirectly revolves around a star

• an object that directly revolves around a star, has a nearly spherical shape, and has cleared the neighborhood around its orbit

• a round object that revolves around a star

• a small rocky or metallic object that revolves around the sun

Definition of a moon = _________

• a celestial object that indirectly revolves around a star

• a small rocky or metallic object that revolves around the sun

• a celestial object that directly revolves around the sun, has a nearly spherical shape, but has not cleared the neighborhood around its orbit

• a big ball of cheese

Tags

NGSS.MS-ESS1-1

Definition of an asteroid = _________

• hard rock that flies through pizza or an old school video game

• a celestial object that directly revolves around the sun, has a nearly spherical shape, but has not cleared the neighborhood around its orbit

• a small object made of rock, ice, and dust that has a highly elliptical orbit around the sun and gives off gas and dust in a tail as it travels close to the sun

• a small rocky or metallic object that revolves around the sun

Definition of a dwarf planet = _________

• a sparkling object that produces rainbows

• a small object made of rock, ice, and dust that has a highly elliptical orbit around the sun and gives off gas and dust in a tail as it travels close to the sun

• a representation of a system that has the same relative sizes or distances as the actual system

• a celestial object that directly revolves around the sun, has a nearly spherical shape, but has not cleared the neighborhood around its orbit

Definition of comet = _________

• a small rocky or metallic object that revolves around the sun

• a unit of measurement equal to the average distance between Earth and the sun; about 150 million km

• a cleaning product

• a small object made of rock, ice, and dust that has a highly elliptical orbit around the sun and gives off gas and dust in a tail as it travels close to the sun

Definition of a scale model = _____

• a celestial object that directly revolves around the sun, has a nearly spherical shape, but has not cleared the neighborhood around its orbit

• a unit of measurement equal to the average distance between Earth and the sun; about 150 million km

• a model of a scale

• a representation of a system that has the same relative sizes or distances as the actual system

Definition of astronomical unit = ______

• a package from Amazon

• a spaceship

• A small object made of rock, ice, and dust that has a highly elliptical orbit around the sun and gives off gas and dust in a tail as it travels close to the sun

• A unit of measurement equal to the average distance between Earth and the sun; about 150 million km

Tags

NGSS.MS-ESS1-3

The strength of gravitational force depends on what two things?

• Mass and distance

• Mass and power

• Power and distance

• All of the above

Tags

NGSS.MS-PS2-4