SCIENCE 4 QUARTER 3 reviewer

Which of the following materials is an example of a rigid object?

• Sponge

• Rubber

• Wood

• Clay

What happens to a soft object like a balloon when you squeeze it?

• It stays the same shape.

• It becomes harder.

• It changes shape and becomes smaller.

• It becomes rigid.

If you push on a soft object like a dough, what will most likely happen?

• The dough will become harder.

• The dough will change shape and become flatter.

• The dough will break into pieces.

• The dough will bounce back to its original shape.

What happens when you try to bend a metal rod, which is a rigid object?

• It changes shape easily.

• It cannot be bent and will stay in its original shape.

• It will break into pieces.

• It will become a soft object.

Which of these actions will most likely change the shape of a soft object like clay?

• Heating it.

• Freezing it.

• Leaving it outside in the sun.

• Rolling or molding it with your hands.

What happens when two magnets are brought close to each other with opposite poles facing?

• They will repel each other.

• They will attract each other.

• They will not interact at all.

• One magnet will lose its magnetism.

Which of the following materials is most likely to be attracted by a magnet?

• Wood

• Paper

• Iron

• Glass

What is the main property of a magnet that allows it to affect other objects without touching them?

• Electricity

• Gravity

• Magnetic field

• Heat

If you place a magnet near a paperclip, what will most likely happen?

• The magnet will push the paperclip away.

• The paperclip will move toward the magnet and stick to it.

• The paperclip will float in the air.

• The paperclip will break into pieces.

Which of the following is an example of how magnets can affect objects without being in direct contact?

• A magnet pulls a metal spoon across a table.

• A magnet heats up when it is near a metal object.

• A magnet attracts a piece of wood to itself.

• A magnet pushes away a metal nail without touching it.