Nature of Science Process Skills
What is the difference between an observation and an inference?
An observation is using your five senses, while an inference is making a statement from your observation.
What are the three states of matter?
Solid, Liquid, and Gas
Which is physical change and which is chemical change?
Cutting wood
Burning wood
Cutting wood is a physical change
Burning wood is a chemical change
What are the two forces that cause motion?
Push and Pull
True or False:
The Sun is bigger than the Earth.
True
Ms. Overstreet wanted to collect data the weight of her coffee cups. What tool should she use to get the most accurate data?
A) Hand Lens
B) Balance Scale
C) Sieve
D) Pick it up with her hands and guess
B) Balance Scale
True or False
Mass is a measurement of the amount of matter.
True
What is the best way to melt ice? What type of change is this?
Increasing heat and it is a Physical change.
What are the three forms of forces?
Gravity, Friction and Magmatism.
Why does the earth have night and day?
Because of the rotation
Which statement is an inference?
A) Ms. Paulding is wearing a yellow jacket.
B) Ms. Paulding's jacket is very cute!
C) Ms. Paulding might be cold because she is wearing a yellow jacket.
C) Ms. Paulding might be cold because she is wearing a yellow jacket.
True or False
Volume is how heavy an object is. An object has a lot of volume if it's heavy to lift.
False
Volume is how much space an object takes up.
How does temperature affect matter/volume?
Matter expands when the temperature goes up and it contracts (get smaller) when the temperature goes down.
Hot big, cold small
True or False
The more friction an object has to further it will go.
False
Which color star color is the hottest?
Red, Blue, Yellow, Pink
Blue
Which is an opinion?
A) P.E. is usually outside when we need space to run
B) There are ants outside during P.E.
C) P.E. is boring because all we do is run.
C
Name four (4) physical properties.
Odor, Texture, Shape, Volume, Mass, Color, Taste
Which process involves a decrease in temperature?
A) Evaporation
B) Boiling
C) Condensation
D) Melting
C) Condensation
Ms. Paulding and Ms.Overstreet was helping Mr.Gore move boxes with Math textbooks. They are pushing the boxes on a smooth surface.
Ms.Paulding's box:70 kg
Ms.Overstreets box: 75kg
Mr. Gore's box: 10 kg
Who had to use more force when pushing their box?
Ms. Overstreet because she had to use more force because her box weighed more.
What is the correct order of the moon phases?
A) New moon -> 3rd -> full moon ->1st
B) New moon -> 1st -> full moon -> 3rd
C) New moon -> full moon -> 1st -> 3rd
B) New moon -> 1st -> full moon -> 3rd
What are the things you need in order for your experiment to be an experiment?
Variables (Independent and Dependent)
Which mixture would be best separated using a filter?
A) Sugar water
B) Saltwater
C) Soil in water
D) Honey in water
C) Soil in water
Ms. Paulding baked a cake for her homeroom class. After she baked it she changed her mind and wanted to make cookies. Ms. Paulding attempted to take out the ingredients. Why was she not able to? What type of change is baking the cake?
She already baked the cake and cannot undo it, the cake went under chemical change.
Force is measured in?
Newtons
Mr. Gore was recording the phase of the moon three weeks after starting the journal. If the first night a full moon was recorded, what phase of the moon was in the night sky two weeks earlier?
New moon