The Solar System Question Preview (ID: 36422)

a) they have the same period of revolution

b) they have the same period of rotation

c) they have the same diameter

d) they are small and have rocky surfaces

a) to provide a vacation destination for wealthy Americans

b) to enable long-term exploration of space

c) to enable the designs of rockets to be tested

d) to provide a home to humans when the Earth becomes to polluted

a) The atmosphere allows all of the Sun's radiation to enter due to Earth's distance from the Sun

b) The atmosphere prevents all space debris from reaching the surface due to the ozone layer

c) The atmosphere is breathable due to the unique mixture of gases

d) The atmosphere is extremely thin due to the temperature of the Sun

a) by forcing Earth to continuously spin on its axis, which contributes to day and night

b) by causing changes in the distance between Earth and the Sun, which contributes to seasons

c) by keeping water and gases in the atmosphere close to Earth's surface, which contributes to life processes

d) by preventing meteors and comets from hitting Earth's surface, which protects living organisms from space fragments

a) Tuesday

b) Wednesday

c) Monday

d) Friday

a) probe

b) satellite

c) telescope

d) planetarium

a) math

b) language arts

c) science

d) social studies

a) A piece of space technology

b) An object that revolves around another object in space

c) an unmanned craft designed to collect data

d) none of these

a) Venus

b) Mercury

c) Mars

d) Jupiter

a) Kuiper Belt

b) Oort Cloud

c) Asteroid Belt

d) convection zone