Solar System
Plants
Chemistry
Periodic table
Elements
100

When the moon appears to be growing.

What is waxing? 

100

A plants response to a stimulus. 

What is a tropism? 

100

This makes up all matter.

What is an atom? 

100

What substance that contains only a single atom called? 

What is an element? 

100

Elements that tend to be shiny, easily shaped, and are good conductors of electricity and heat. 

What are metals? 

200

How long does it take the moon to orbit the Earth? 

What is a month? 

200

The part of a flower that protects it when it is a bud is known as the 

What is sepals? 

200

These are positively charged particles in an atom. 

What are protons? 

200

Which of the following is an element? NaCl.  H2O.  C.   Fe.  Au

What is C Fe and Au?

200

One of the most reactive groups on the Periodic Table.

What is Halogens?

300

Which planet is a gassy, light blue and spins on its side? 

What is Uranus? 

300

In which part of the flower does fertilization take place? 

What is the pistil?

300

These are negatively charged particles in an atom.

What are electrons? 

300

This group is the most reactive group on the Periodic Table.

What is Halogens? 

300

Elements that have properties of both metals and nonmetals.

What is metalloids? 

400

This is the only natural satellite. 

What is the moon?

400

The main function of the anther is 

What is to produce pollen?

400

These revolve around the outside of the atom in an energy field. 

What is an electron? 

400

This is the horizontal row on the Periodic Table. 

What is a period? 

400

Elements that have properties unlike a metal?

What are nonmetals?

500

A planet with a thick, poisonous, stormy and hot atmosphere.

What is Venus? 

500

This holds up the anther. 

What is the filament? 

500

What tells us the number of protons and neutrons? 

What is the atomic mass?

500

The atomic number is the number of 

What is neutrons and protons.

500

These are used in signs. 

What are Noble Gases? 

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