Matter
Three States of Matter
Materials
Properties /Characteristics
Forces
100
Matter is everything that we _________, ______ and _______.
Matter is everything that we can see, smell, and touch.
100
Name the three states of Matter.
SOLID, LIQUID, GAS
100
A material or a _________ is the different type of matter which forms an object.
a material or a SUBSTANCE
100
Texture is how an object feels. For example, glass is s______, a rock is r_______ and a sponge is soft.
Glass is SMOOTH Rock is ROUGH
100
Forces are actions that can change an object´s ________ or shape.
Forces are actions that can change an object´s MOVEMENT or shape.
200
All matter has two properties. *clue* I <3 matter!
Matter has two properties: MASS & VOLUME
200
SOLIDS have got a __________ shape. and Give an example of a SOLID.
SOLIDS have got a fixed shape. Example: Ice, pencil case, nail, rock...etc.
200
Do materials have mass and volume?
YES. YES YES. EVERYTHING has mass and volume.
200
What property?? A material is _________ when it cannot be SCRATCHED easily. *Clue: think of a diamond
hardness / hard
200
What are the 2 types of forces?
The two types of forces are CONTACT FORCES and ACTION-AT-A-DISTANCE FORCES
300
What is MASS?
Mass is the amount of matter in an object.
300
Explain LIQUID state.
Liquids haven´t got a fixed shape. They take the shape of the container they are in. They cannot be compressed.
300
Name 2 NATURAL materials and WHERE we get them from.
Wood (from trees) Metals like iron and aluminum (from minerals) some Fibres (wool or cotton from animals and plants)
300
What property? A material is ________ if it recovers its shape after you stretch it. *Clue: think of a rubber band.
Elasticity / Elastic
300
A contact force is created or occurs when two objects ________. *Clue: think of a sponge and a hand or we push a ball under water.
when two objects TOUCH.
400
What is VOLUME?
Volume is how much space an object occupies.
400
Explain GAS state.
Gases haven´t got a fixed shape and they fill all space. Gases can be compressed. Their volume can be reduced. Gases can expand.
400
Name 2 MAN-MADE materials and give an example what we use it for.
Plastic. Example: cars, toys, ruler some Fibres. Example: clothes, backpack. Glass. Example: Windows, glasses.
400
What property? A material is ________ if it bends well without breaking. *Clue: think of a paper or leather
Flexibility / Flexible
400
Action-at-a-distance force is when an object changes it´s movement or shape, even if NOT TOUCHED. NAME the 2 action-at-a-distance forces.
The 2 action-at-a-distance forces are MAGNETISM and GRAVITY.
500
How can we measure VOLUME of an irregular solid (a toy) using using water and another measuring tool?
We can use a graduated cylinder and observe how much water increased when we put the toy in the water.
500
What do we need to change between states of matter? *clue: Think how do we change between ice, water, and vapor? Vapor, water, and ice?
HEAT (hot) and COOLNESS (cold, freeze)
500
I am a strong and hard material made from natural minerals. I can be made into things as small as a nail or as big as an aeroplane. What am I??
I am METAL!!
500
What property? A material is strong if it can support a lot of weight without breaking. A material is fragile if it breaks easily. *Clue: think of concrete or steel
Tenacity
500
Does a sailboat move due to contact forces or action-at-a-distance forces? Explain.
A sailboat moves due to CONTACT FORCES. **We do not see the wind but THE WIND is touching and moving the sails.
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