Space

What are the major parts of a comet?

• Body and neck

• Body and tail

• Head and tail

• Nucleus, neck and tail

Meteoroids are _______________

• solid particles that are not moving.

• large pieces of rocks in the solar system.

• solid particles that are built from ice.

• debris of rock and iron floating in space.

Which of the following is known as the small planet?

• Meteor

• Comet

• Asteroid

• Meteoroid

What do we call a meteor that has reached the Earth?

• Comet

• Meteorite

• Meteoroid

• Asteroid

Asteroids, meteoroids and comets have different sizes. Which arrangement shows the size of the three objects in ascending order correctly?

• Meteoroid, comet, asteroid

• Meteoroid, asteroid, comet

• Comet, asteroid, meteoroid

• Comet, meteoroid, asteroid

Tags

NGSS.MS-ESS1-3

Why are meteoroids easily influenced by the gravitational pull of planets?

• Because of the light mass of meteoroids

• Because of the slow movement of meteoroids

• Because of the increase in the temperature of meteoroids

• Because meteoroids orbit the planet on its axis

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which of the following is correct about comets?

• The tail of a comet is always away from the Sun.

• Comets move slower when approaching the Sun.

• Comets stay on their orbits despite being influenced by the gravity of other planets.

• Comets produce streaks of light when entering the Earth's atmosphere.

Tags

NGSS.MS-PS2-4

E → F → Meteorite

E and F are included in the sequence of the crashing of a meteorite. E happens in space while F happens in the atmosphere of the Earth. What is E and F?

• E: Meteoroid ; F: Meteor

• E: Meteor ; F: Meteoroid

• E: Comet; F: Meteor

• E: Meteor ; F: Comet

Why is the tail of a comet always away from the Sun?

• Strong gravitational pull of outer planet.

• Solar wind blowing from the Sun.

• Comet melts due to high speed.

• Comet rotates inside its orbit.

Tags

NGSS.MS-ESS1-1

Asteroid belt is found in between the orbits of ___________ and _______________.

• Mars

• Saturn

• Jupiter

• Uranus

Tags

NGSS.MS-ESS1-2