Science Tools
A balance measures what property of matter?
Mass
Mixtures are typically difficult to take apart, true or false?
False
The energy used to kick a soccer ball is...
Mechanical
What is it called when you make a prediction based on past observations as to what will happen during an experiment?
Hypothesis
Force is measured in what unit?
Newtons
What is a tool that measures volume?
Graduated Cylinder
Coca Cola is an example of a mixture or solution?
Solution
The energy or energies used by a fan in this classroom to keep you cool is...
electrical and mechanical
The variable in an experiment that you change is the...
independent variable
The force that attracts two objects with mass to one another is what?
Gravity
If you want to make water evaporate more quickly from a beaker you might use a...
hot plate
If you want to separate a combination of sand and iron filings how could you do this most easily? Is this combination a mixture or a solution?
Use a magnet, it is a mixture
A plug in kettle uses what energy to produce what other energy?
electric, thermal
The variable in an experiment that changes as a result of changing the independent variable is...
the dependent variable
In an experiment that tests how far a ball rolls down heights of different ramps what is the independent variable?
The ramp height
You would weight the weight of an object with _________ and the mass of an object with _________
Spring scale then balance
Describe how you could separate a mixture of water, salt, and iron filings most quickly.
Use a hot plate to evaporate the water and then a magnet to separate the iron filings from the salt.
What type of energy travels in a straight line and you can see?
Light energy
What do you need to gather to form a conclusion about an experiment?
data
A student uses different magnets to see how close they have to be to a paper clip for the magnet to attract the clip using a ruler. What force is the student testing?
The magnetic force
You want to see how the friction force affects how far an object travels down a ramp of the same height but on different surfaces. What is a tool that could help you measure this?
A meter stick
Three solids dissolve quickly into a solvent of water. What property of matter do these solids exhibit?
Solubility
A guitar string uses what energy to produce what other energy?
What is the first and last step of the scientific process?
Have a question or problem, create a conclusion based on data you collected
A student tests how far a ball rolls down ramps of the same height using a ramp covered in cellophane, sand paper, and carpet. What force is the student testing?
friction