8th Grade Midterm Review- Earth Science

Which rockets were more useful as fireworks?

A probe which visited both Venus and Mercury is called ________.

The half life of C-14 is about __________ years.

True or False: The method for measuring relatively near stars is called Red shift

Which of the following uses a lens to focus light?

the fuel burned by Goddard in his rockets was __________.

_______ formulated the planetary laws of motion; ______ formulated the universal laws of motion

An orbit which hallows a satellite to pass over the entire surface of the earth is a ______.

Which of the following is a telescope made by Newton?

True or False: the measure of the brightness of a star is called its msagnitude

Which planet is the smallest?

The first man made satellite, named _________, was launched by the Soviet Union.

Geocentric or Heliocentric Theory: the view held today

True or False: all of the following planets are dwarf planets: Pluto, Makemake, and Ceres

Objects in orbit are called _________.

Which of the following detects wavelengths other than visible light?

True or False: A star explosion that can completely destroy the star is know as a Nova

What did the earliest rockets use for fuel?

Which scientist was best known for accurate observations, especially Mars?

True or False: The name given to celestial latitude is declination

Geocentric or Heliocentric Theory: simpler model

To maintain a geosynchronous orbit, a satellite must be at a distance of _________ miles.

How many Soviet cosmonauts have walked on the moon?

The gravity of the moon is about _______ the gravity of the earth.

The probes that are currently traveling out of our solar system are named _____________.

Scientist believe that the earth's core is composed mostly of ___________.

Which planets gravity is most responsible for keeping asteroids away form the earth?

An orbit parallel to the equator and less than 400 miles is called a ________.

The point of the moon's nearest approach to the earth is called its _________.

True or False: 2 stars that are rotating around each other are known as Binary Stars

Which planet has the "Great Dark Spot"?

Which of the following is not a USSR "first"?

Who is considered to be the "Father of Geology"?

Who was the "Father of Modern Rocketry"?

So far, how many US astronauts have walked on the moon?

Who was the scientist who wrote a book about the heliocentric model?

Which planet is the largest?

How many US space accident have resulted in fatal incidents?

Which Rockets used long sticks as stablizers

The shape of a planet's orbit is a(n) ______.

The diameter of the moon is about _________- the diameter of the earth.

Who was the first to see Jupiter's moons?

________ developed the 3 laws of planetary motion.

Geocentric or Heliocentric Theory: More accurate Model

As a satellite comes nearer to the earth, to remain in orbit it must ________.

What are the factor(s) that affect a planet's magnitude (as seen from earth)?

The first man to orbit the earth was ________.

True or False: The name given for celestial longitude is Left Ascension

What planet is earth's nearest neighbor?

True or False: The celestial coordinate that matches the earth's equator is Celestial equator