Changes in Solid Materials

What happened to the solid materials when they are bent?

• Nothing is changed.

• Only the shape is changed.

• The size and shape changed.

• All of the above choices.

Which of the following is not the effect of pressing a solid material?

• It may change the size.

• It may change the shape.

• It formed a new material.

• It may change the texture.

Is a hammer used to beat, strike or pound materials?

• No

• Yes

• Maybe

• Never

Which is true about hammering solid materials?

• A new material is formed.

• These materials did not change their size.

• These materials may change their shape.

• These materials never change the texture.

Which will not happen when solid materials are cut?

• A new material is formed.

• Solid materials changed their shape when cut.

• The size of the solid materials changed when cut.

• The physical appearance of the solid material changed

What is this picture all about?

• Pounding

• Cutting

• Heating

• Coloring

It happens when the materials change in shape or size but the substances or particles making up the materials are still the same.

• Chemical change

• Physical change

What happen to some materials when pressed?

• The color will change.

• The size will change.

• The form will become liquid.

• The materials will become gas.

What is done to change this piece of paper?

• tearing

• bending

• twisting

• folding

What happened to some solid materials when they were hammered?

• There was change in color.

• There was change in size and shape.

• There was a new material formed.

• There was nothing changed.