Science Capter 13
Science Capter 13
Science Capter 13
GROUP MEMBERS:
• Jaycee Chalita Ping
• Teh Tung Yin
• Jen Eyeo Yu Zhen
• Lim Shiqiang
• Chiong HongLi
Meteoroids
WHAT IS A METEOROID?
• A floating piece of stone and metal that moves in space.
Characteristics Of a Meteoroid
• Comes is many sizes (10mm-10m)
• Made up of stones and metals like iron and nickel.
• Comes from small pieces of asteroids and comets.
• Surface temperature in outer space- 0 degree Celsius.
• Travels at changing speeds. The fastest meteoroid
travels roughly at 42km/s.
MOVEMENT OF A METEOROID
Characteristics of an asteroid
• Size stars from 1 m to 1 000 km.
• Made up of stones and metals such as iron and nickel.
• Has a cold surface temperature, approximately - 73 C
• Travels around the Sun at an average speed of 25 km s-
• Asteroids form an asteroid belt between the orbits of Mars and Jupiter.
• Large asteroids such as Ceres, Pallas, Juno and Vesta have diameters of a few
kilometers to 1 000 kilometers.
• Asteroids are also known as small planets.
MOVEMENT
OF AN
ASTEROID
• Average speed: 25km s-1
• Most is in Asteroid Belt
1 • Some Asteroids orbits around Asteroid
Belt : Apollo, Amor, Aten