Front

What part of the experiment did Freddie overlook when testing the effects of a new fertilizer on tomato plants?

Back

The control

Front

Copernicus's development of the heliocentric theory is best described as?

Back

Theories may be modified but are rarely discarded.

Front

Hierarchy from largest to smallest in our solar system:
1. Galaxy--> Universe--> Planet--> Solar System
2. Universe--> Galaxy--> Solar System--> Planet
3. Solar System--> Planet--> Universe--> Galaxy
4. Universe--> Solar System--> Galaxy--> Planet

Back

Universe--> Galaxy--> Solar System--> Planet

Front

Order star colors by surface temperature from coolest to hottest: Blue, White, Yellow, Orange, Red

Back

Red, Orange, Yellow, White, Blue

Front

The Sun is 330,000 times more massive than Earth and contains 99.8% of the mass in our solar system; but it is small in comparison to other stars. All stars are classified according to their size. What is the current classification of the Sun?

Back

A dwarf star

Front

Which of the following statements about gravity is FALSE?

• Gravity plays an important role in the formation of solar systems.
• Gravity keeps the planets in their proper orbits around the Sun.
• Stars are made of clouds of dust and gas that come together as a result of gravity.
• The Law of Gravitation states that the gravitational force is stronger as objects get farther apart.

Back

The Law of Gravitation states that the gravitational force is stronger as objects get farther apart.

Front

What is considered to be a total lunar eclipse?

Back

Visible only during a full moon

Front

What directly affects tides on the Earth?

Back

Tides are caused by the location of the Earth, Sun and moon.

Front

Every year, water fills a small lake in a dry region. After a few weeks, the lake evaporates, leaving behind a thin layer of crystals that form from minerals dissolved in the lake water. Each year, a new layer is added. Which type of rock is MOST likely to be formed by this process?

Back

Sedimentary

Front

Which process was primarily responsible for the formation of a delta?

Back

Deposition of sediment