Planets
Planets Again
Plus Sun
Measurements
Directions
and Maps
Mixed Bag
of Science
100

The planet closest to the sun.

What is Mercury?

100

This takes 24 hours.

What is one rotation for Earth?

100

125 centimeters is the equivalent of how many meters.

What is 1.25 meters?

100

These are Cardinal Directions.

What is North, South, East, and West?

100

On a topographic map these are used to represent elevation.

What are contour lines?

200

Space object that is no longer classified as a planet.

What is Pluto?

200

The visible part of the sun we can see from Earth.

What is the photosphere?

200

This formula is used to determine the volume of a box. 

What is length x width x height?

200

The imaginary line that is at 0latitude.

What is the equator?

200

Contour lines that are close together represent this type of land.

What is steep/very sloped?

300

The moon lacks this to slow down the impact of objects from space.

What is an atmosphere?

300

The Earth revolves around the sun with this type of rotation.

What is prograde rotation?

300

Liter is a metric measurement for this.

What is a liquid?

300

This Greek Mathematician - believing the Earth is round - calculated Earth's circumference back in about 240BC.

Who was Erotosthenes?

300

A clear night and the moon is nowhere in sight.

What is a New Moon?

400

These are the outer planets in order from closest to sun.

What are Jupiter, Saturn, Uranus, and Neptune?

400

These can interrupt communications on Earth and can extend several thousand kilometers from the sun.

What are solar flares?

400

This is the distance measurement in the metric system.

What is a kilometer?

400

These lines are used on a map to find exact locations at intersecting lines.

What are latitude and longitude?

400

This instrument is used to view the separation of visible light.

What is a spectrograph?

500

These planets do not have any moons.

What are Mercury and Venus?

500

This form of radiation helped to produce the conditions necessary for life on this planet.

What is Ultraviolet Radiation?

500

The two measurements needed to calculate area.

What is length and width?

500

These represent the distance east or west of the prime meridian.

What is longitude?

500

In 1543 this Polish astronomer theorized that the sun is at the center of the universe and all planets orbit the sun.

Who is Copernicus?