Unit 1 Flashcards
What does a meter stick measure
Length in meters
What does a balance measure
Mass in grams
What does a thermometer measure
Temperature in degrees Celsius
What is the SI units
Kelvins
What does a spring scale measure
Force or weight in newtons
What does a spectrometer measure
Electromagnetic spectrums(makes rainbows)
What does a psychrometer measure
Humidity %
What do you call the curve and the graduated cylinder with water
The meniscus
How do you read the volume from the bottom of the curve
Always read at bottom of curve
Define density
Amount of matter in a given object/volume
What is in the triangle thing
M
D V
Define scientific model
A representation of an object or system
Name one example of a scientific model
Plastic fruit that looks real but does not taste real
Define physical models and give an example
They look like the things they represent
Ex: Barbie doll
Define a mathematical model and give an example
Used to predict something using symbols
Ex: weather map
What is the formula for speed
Speed equals distance divided by time