Is frying an egg a physical or chemical change?

• chemical
• physical

Which of the following are physical properties of the matter pictured?

Check all that are true

• reacts to oxygen

• smooth

• malleable (bendable)

• reddish-brown

• shiny

A chemical property describes how matter __________.

• smells

• reacts with another type of matter

• looks under a microscope

• dissolves when made into a solution

Is burning wood a chemical or physical change?

• chemical
• physical

Is glass breaking a chemical or phyiscal change?

• chemical
• physical

Is melting ice a chemical or physical change?

• chemical
• physical

Property of a solid to change into liquid at a certain temperature.

• Boiling point

• Freezing point

• Melting point

• Solubility

Property of a liquid to change into gas at a certain temperature.

• Melting point

• Flammability

• Freezing point

• Boiling point

water --> ........... (a) + ..............(b)

Reactant of this product (water) are .....

• a. oxygen

  b. hydrogen

• a. iron

  b. sulfur

• a. magnesium

  b. oxygen

• a. hydrochloric acid

  b. magnesium

This equipment for make neutralise an alkali accurately is ....

• beaker glass

• pipette

• burette

• antacyd