Science Final

A huge place that includes everything that exists in space and time, Earth and other planets is called the ____.

• universe.

• space.

• planets.

• Earth.

_______ is the science that studies the universe.

• Stars

• Space

• Universe

• Astronomy

What instrument collects light and makes distant objects look bigger?

• microscope

• telescope

• glasses

• camera

A ________ collects information from radio waves emitted by the objects in space.

• cellphone

• microscope

• computer

• radio telescope

A ______ is a satellite or vehicle that carries instruments to explore the solar system. They can take pictures and perform investigations.

• camera

• space probe

• satellite

• robot

A group of billions of stars joined together by gravity is called a ______.

• universe

• planet

• moon

• galaxy

What theory says that the universe was originated 13.8 billion years ago from very hot dense matter that cooled and expanded?

• boom theory

• explosion theory

• big bang theory

• bomb theory

A ______ is formed by a star and the celestial bodies that orbit around it.

• solar system

• galaxy

• stars

• planets

A large celestial object that moves around a star is called a ____.

• planet

• star

• galaxy

• meteor

Name eight planets that orbit around the sun: