This is a circle
It knows how to get around
It has a radius from centre to rim
Pie r squared sounds like area to me
If I need circumference I'll just use Pie d
100

Stars from in regions of space where there are huge accumulations of gas and dust called ...

nebulae

100

Depending on the mass of a star, it will either become _____________ or _____________. 

Sun-like or massive

100

A rapidly spinning object that remains after a supernova (star explosion) occurs

Neutron star

100

Sun-like stars turn into ....

Red giants
100
Stars in the ________ ___________ spend their time converting hydrogen to helium. 

Main sequence

200

Groupings of stars we see as patterns in the night sky

Constellations

200

These rocky objects travel in a narrow belt between the orbits of Mars and Jupiter. They can range from a few meters to several hundred kilometres. 

Asteroids

200

The first stage in a star's formation

protostar

200

A grouping of millions or billions of stars, gas, and dust held together by gravity.

Galaxy

200

A highly dense remnant of a star in which gravity is so strong that not even light can escape

Black hole

300

Massive stars turn into....

Red supergiants

300

Often called dirty snowballs. Objects made up of dust and ice that travel through space. Their long tails and bright glow appear when they get close to the Sun.

Comets

300

A measurement that tells you how high in the sky an object is. 

Altitude

300

The Sun, like most stars, is mainly made up of these two gases ...

Hydrogen and helium

300

After a supernova occurs, if a star is not completely destroyed by the explosion it becomes a _______ __________ or a black hole.

Neutron star

400

When a red supergiant explodes this is called _______________. 

A supernova

400

3 basic parts of a rocket: 

structural and mechanical elements

fuel

payload

400

Red giants eventually turn into ________ __________ and then into _________ __________. 

Red giants turn into white dwarfs and then into black dwarfs. 

400

Small piece of rock flying through space with no particular path

meteroid

400

A measurement that tells you compass direction

Azimuth

500

When this object gets pulled into our atmosphere by Earth's gravity they give off light. Another word for shooting star. 

Meteor

500

Name the 3 different types of galaxies.

Spiral galaxy

Elliptical galaxy

Irregular galaxy

500
Orbiting spacecraft that has living quarters, work areas, etc. 

Space Station

500

This model explains the birth of solar systems : 

1) There is a swirling cloud of gas and dust. 

2) Most material accumulates in the centre forming the Sun 

3) Remaining material accumulates in smaller clumps circling the centre. These are the planets. 

Protoplanet Hypothesis

500

What a shooting star is called if it lasts long enough to hit Earth's surface

Meteorite

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