Fill in the blanks.

Which has similar chemical properties to Chlorine (Cl)?

Sulfur (S), Hydrogen (H), or Bromine (Br)

This is what happens when vinegar and baking soda are mixed. What type

of reaction is occurring?

What item is needed to complete this simple compass?

Which two forms of energy are produced when a light bulb lights?

A) Sound

B) Light

C) Motion

D) Heat

E) Chemical

F) Nuclear

Which instrument could be use to magnify a crystal?

B) Barometer C) Telescope D) X-ray E) Microscope

A) Laser F) Mirror

What causes the doorbell to make a sound?

A) Solar energy

B) An electric circuit

C) Gravity

D) Burning fuel

Which electromagnet would most likely be stronger?

B)

A)

C)

Which minerals will scratch topaz?

How will the bee help the flower reproduce?

Which two are most closely related?

Which is the primary

source of energy in this food chain?

Fill in the blanks with the following terms: oxygen and carbon dioxide.

Name two animals that compete with each other for food.

Put in order from largest to smallest?

Moons

Planets

Asteroids

Suns

What is this crack in the Earth’s crust

called and what does it cause?

Fill in the blanks with the following terms: gravity & air pressure.

Which process is most responsible for the formation of this arch?

What caused the beads of water to

form on the outside of this

glass?

A) CondensationB) Evaporation

C) Chemical reactionD) A leak in the glass

E) Precipitation

How are igneous rocks formed?