Matter and Energy

Which words from paragraph 2 help you understand the meaning of the word consume?

• heat and light

• eating and eat

• things and matter

• moving and growing

Which section of the article is most likely to explain what happens when energy is added to liquid?

• Got gas?

• Liquid Motion

• Do Solids Move?

• What are Energy and Matter?

What is paragraph 4 mainly about?

• Sunlight is a form of energy for plants and animals.

• Wood is solid, but it can be broken.

• Heat can cause solids to change.

• The particles in solids are locked together.

From the selection, the reader can tell that -

• energy changes matter

• it is fun to learn about science

• liquid has more energy than gas

• water in a bathtub is in the shape of a cup

Which sentence from the story best explains why gas doesn't have a definite shape?

• The particles will eventually fill up any space they are in.

• Heating a pot of water on a stove causes the water to boil.

• The movement of the particles can be observed and described.

• Adding heat to liquid water causes water to evaporate into a gas.

According to paragraph 9, adding energy to matter -

• causes particles to move less

• causes particles to move more

• makes you understand why matter changes

• causes water to turn into ice

Look at the diagram below.

Which of the following best completes the diagram?

• Liquid rock is called lava.

• Particles in solid rock vibrate in place.

• Wood is broken or cut.

• Particles in solid rock are super-heated.

Which of these is the best summary of the selection?

• Solids, liquids, and gases are made of particles. Teachers make their students learn about them because they are important.

• The three states of matter include solids, liquids, and gases. Water vapor is a gas.

• There are three states of matter: solid, liquid, and gas. Energy affects these states of matter. each is different in how its particles behave and how its shape and volume change.

• Solids, liquids, and gases are affected by energy. Some scientists spend their whole lives studying energy. Energy is an interesting subject.