Worksheets8th-T4 L1: Lesson Quiz
Total questions: 37
Worksheet time: 33mins
The sun is a __________ that has 8 planets orbiting
Comet
Star
Constellation
What force caused the solar system to form?
The sun
Gravity
How long ago was the solar system created?
4.8 billions years
2.5 billion years
4.0 billion years
When the solar system formed, the first thing that was created was the _________.
planets
stars
sun
The ______ is a star that is made up of gases. It is the largest object in our solar system.
Moon
Sun
Earth
True or False: The sun is a really large star but there are even larger stars in the galaxy.
True
False
Every planet has ______ and _________.
days and years
years and months
months and hours
True or false: there are many other stars. solar systems and galaxies in the universe.
All planets are kept in orbit because of the (a) .
Which is part of our solar system?
Earth
Black holes
Supernova
(a) are used to measure the distance between objects in space.
One (a) = the average distance from the center of the (b) to the earth. This is also about (c) kilometers on earth.
The (a) is a (b) that is larger than anything else in the solar system.
It takes up (c) of all of the mass of the solar system.
True or false: Astronomers have seen stars that are a thousand times more massive than our sun.
The four plants that are smaller and closer to sun are...
What are the four planets that are closer to the sun made out of?
Rocky materials and metals
What are the four planets that are further from the sun made out of?
Gas and liquid
Rocky materials and metals
The four plants that are very large and further from the sun are:
Earth, Mars, Neptune, Pluto
A (a) is an object that uses the (b) to orbit around but it (c) have a clear path.
How many dwarf planets are there?
What is a natural satellite?
A moon
A man-made object sent into space
Each moon is pulled by the planets own gravity. Mercury & Venus do not have a moon. Earth has _____ moon
(a) are small, rocky bodies.
Where can asteroids be found?
Asteroid belt between mars & Jupiter
(a) are chunks of rock or dust that are smaller than (b) , When a meteor enters our atmosphere it burns and has a streak of light. Once it hits the land, it is called a (c) ,
(a) are loose balls of ice and rock that usually have very long, narrow orbits.
What is the sun made out of?
Hydrogen and helium
The hydrogen and helium form a (a) .
It is a very hot fluid like gas that has electrically charged particles.
What are the suns inner layers?
On the image, label core, radiative zone, and convective zone
convective zone
radiative zone
core
What are the suns outer layers?
On the image, label the solar flare, chromosphere, photosphere, corona and solar flare
solar flare
chromosphere
photosphere
corona
What are three visible features of the sun?
Sunspots, solar flares, and prominences
(a) are dark areas of the sun’s surface: these are areas of plasma that are cooler than those around it.
(a) happen when sunspots occur in pairs and cause a huge loop of plasma to be polarized and link to different parts of the sunspot regions.
(a) happen when the loops in the sunspots become connected and release a large amount of magnetic energy. The energy heats up the plasma and causes it to erupt in space.
How many planets does our solar system have?
