Will two models showing the state of matter for two liquids look the same?
Yes
What does a scale measure?
Mass
Why do people use oven mitts to take hot things out of the oven?
Because oven mitts are not very conductive, so they do not hold heat well.
What are some properties of this salt crystal?
Soluble in water, white, hard, square
What does a measuring cup measure?
volume
What happens to molecules if we boiled water?
The molecules speed up
What are the three states of matter?
solid, liquid and gas
What is matter?
anything that takes up space and can be weighed. Everything is made of matter.
What unit is used for length?
meters
What is investigate?
to explore and find out more about something
What are some ways we could find the difference between these two powders?
check solubility, mass, taste, texture
Substance A is soluble in water and Substance B is not. Could they be the same substance
No
Why does Ash use rubber gloves when he handles Pikachu?
Because rubber is not very conductive, so it does not hold electricity well
What unit is used for temperature?
degrees Celsius
What is this CO2 model made of?
atoms
What is solubility?
Whether or not something can mix with water
Substance C is a liquid and Substance D is a gas. Could they be the same substance?
Yes
If we add more atoms to this model will it change the kind of matter?
Yes
What is the difference between properties we observe with our senses and properties we measure?
Measurements usually give numbers. Sensed properties we see, smell, taste, touch.
What is conductivity?
how well something lets electricity flow through it
What is texture?
the feel, appearance, or consistency of a surface or substance
What unit is used for mass/weight
grams
What is used to measure volume?
milliliters