Flashcards
Science 1.2
Flashcards do conjunto (23)
- 1What is the title?Pysical and chemical properties .
- 2Are there substances in the world?Yes, There are millions of different substances in the world .
- 3How can they identify?Each can be identified by it's properties.
- 4What is the foam?The foam is shaving foam a solids, liquid or gases.
- 5Can the physical properties for a substances change?No, that can't.
- 6What are the most physical properties of a substances are ?1.Solids, liquid and gazes. 2.Temperature. 3.Appearance. 4.Density (size). 5.Hard. 6.Dissolves. 7.A bility pass electricity.
- 7What are the properties of solids?Have a fixed shape. Have fixed size and volume. Cannot be compressed. Will usually sink when placed in liquids of the same material.
- 8Are liquids similar to solids?Liquids are similar to soilds.
- 9How can liquids be different from solids?Liquid differ from solids that they can flow and change shape.
- 10Do liquids always flow to take up the shape of their container?Yes, they do liquids always flow to take up the shape of their container.
- 11Are the gases invisible?Yes they are .
- 12Do the gases have smell?No, they don't have smell.
- 13What kind of gases which have small?Perched, scent and fumes.
- 14What is the invisible gas mentioned in the bext?Water vvapoar.
- 15How do gases differ from liquids and solids?Gases differ from solids and liquids in that they can be compressed.
- 16How does compresion for gases do?It allows gases to be squeezed into small volumes such as barbecue gas cylinders.
- 17When is plasma found on Earth?On Earth plasma is found wherever high vollage spurks are generated such as lightning bolts or in this plasma sphere.
- 18What do chemical properties means.?Chemical properties describe how a substance reacts with other substances.
- 19What happens when o2 reacts with fe?When a substance reacts with another substance an entirely new substance is formed. For example when o2 reacts with fe a new substance, rust, is formed.
- 20What do chemical properties describe?Chemical properties describe substance reacts with anther substance.
- 21When does liquid water to form ice and frost?Liquid water freezes to form ice and frost on really cold morning.
- 22When do ice and frost melt to form pool of liquid water?As they day warns ice and frost melt to form pools of liquid water.
- 23Can ice cream and water be change on ather?Yes thy can ice cream and water can be change from one state into another state.
Informações
- Descrição
- FlashCards sobre Science 1.2, criado por ismaeil alammar em 10-05-2017.
- Criado por
- ismaeil alammar
- Visualizações
- 19
- Avaliação