How does water vapor change when it cools?

What happens when we heat an ice cube?

The volume changes when we pour water in different containers

When water is solid, it is called ...............

What happens when we cool water?

When water is gas, it is called .............

What happens when we heat ice?

What happens when we heat water?

What can you tell about the volume of each liquid?

............................. is the change of water from liquid to gas.

Ice has its own.....................

Liquid water changes to solid ice

Heating and cooling can change the state of matter.

When water evaporates it changes from gas to liquid.

Cooling water vapor changes it into ____________ .

Materials have many different properties.

Tape is hard and strong.

You can use tape to seal a box.

You can't combine materials with different properties.

You combine materials when you sort them together.

Steel is a combination of iron and other materials.

Cement, sand, gravel, and water make up concrete.

The hardened concrete is long.

A structure is something constructed.

A material is any type of matter used to create or build something.

All materials have the same properties.

How can a tape be useful for wrapping a gift?

Which of these is not used in kite-making?

You can combine building blocks to make object except ______.

______ is a strong, hard metal which makes it a good building material.

Which of the following objects is not made of steel?

Which of the following materials is not used in building a tower?

The windows of this house are made of ______.

Which of the following are not structures?

What is true about the footbridge in the picture?

Why is steel a good building material?

Which of these materials can be formed into beams, cables, and wires?

Which of these materials are used as doors and windows of cars, stores, shops, and buildings?

Look at the picture. What are the kids making using the combined building blocks?

What kind of material is a tape?

We cannot build a bridge with just one kind of material.

What material is this bottle made out of?

What is name of this material?

We just need papers to can make a kite?

Combination of ( cement+ sand+ gravel + water).

Any type of matter used to build something.

Steel is hard and strong material.

It is a sticky and soft material

concrete is a weak material

Something that is constructed.

put materials together.

Any thing that takes up space and has a mass.

Steel is a liquid.

There are three states of matter.

Some pots and pans are made of.

It is a good building material.

A steel is a mix of wood and papers

These materials have

The ............. same materials combine with each other to make a sailing boat.

Bridges and Towers are made of steel.

Steel is hard and strong material.

concrete is a weak material

A steel is a mix of wood and papers

Bridges and Towers are made of steel.

These are beams used in building. What material are the beams made from?

What is the main material in this wall?

What kind of bridge is this?

Steel cables and beams are part of the bridges.

Thick concrete poles help hold up the bridges.

The roadways are concrete.

Concrete and steel bridges are weak.

All bridges are made of steel and concrete.

Some footbridges are made of wood.

Wood is not the only material in these bridges though. Bolts or nails hold the wooden parts together.

Bolt and nails are made of wood.

Towers are also called skyscrapers.

You cannot see many different materials in towers.

The outside of the tower is mostly glass and concrete.

The window frames are wood.

Houses and towers are not structures.

Some of the outside walls are brick and mortar.

Steel holds the bricks together.

What material is this sweater made out of?

A tower is a very short building.

…………………….to put two or more things together.

Steel is a strong, soft metal, which makes it a good building material.