Trimester 2 Test Review

The Law of Conservation of Energy states that energy cannot be _____________ or ______________.

• created or destroyed

• seen or heard

• stored or in motion

• potential or kinetic

What is potential energy?

• heat energy

• energy in motion

• stored energy

• nuclear energy

What is kinetic energy?

• heat energy

• stored energy

• energy in motion

• nuclear energy

Which of the following best describes the formation of the solar system?

• A rotating disk of gas and dust was drawn together by the force of gravity.

• Several stars of different masses cooled and formed the planets and the sun.

• One very large planetary body broke apart into several smaller planets.

• The sun ejected rocky material which later went on to form the planets.

A star and the group of planets and other celestial bodies that are held by its gravitational attraction and revolve around it:

• solar system

• orbital plane

• galaxy

• asteroid belt

Which of the following is responsible for the changing of seasons on Earth?

• Tilt of the axis of Earth and orbit of Earth around the sun

• Orbit of Earth around the sun and rotation of Earth

• Orbit of Earth around the sun and rotation of Earth

• Rotation of the Earth and the rotation of the sun

Which of the following BEST describes the Big Bang Theory?

• One very large planetary body broke apart into several smaller planets.

• The universe began as a very small and dense area that expanded rapidly.

• The sun ejected rocky material which later went on to form the planets.

• Several stars of different masses cooled and formed the planets and the sun.

What is the spinning of Earth around its own axis, which causes us to have night and day?

• orbit

• gravity

• revolution

• rotation

Earth and its solar system are a part of which of the following galaxies?

• Milky Way

• Andromeda

• Cartwheel

• Black Eye

Which of the following is a complete list of the inner planets?

• Venus, Earth, Mars, Jupiter

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Jupiter

• Mercury, Venus, Earth, Mars