Lab Equipment
To measure mass we use
What is a triple beam balance?
The base unit for mass.
What is a gram?
Paying attention to something and recording data about it.
What is an observation?
The variable the scientist CHANGES in the experiment.
What is the independent variable?
The distance between two points.
What is length?
We measure the volume of liquids using this.
What is a graduated cylinder?
The base unit for volume.
What is a liter?
"The dog is small" is an example of this KIND of observation.
What is a qualitative observation?
Factors that DON"T change in an experiment.
What is the control variable?
The amount of particles in an object.
What is mass?
We measure the length of a pencil using this.
What is a ruler (or metric ruler)?
The base unit for length.
What is a meter?
"The dog is 30 centimeters tall" is an example of this KIND of observation.
What is a quantitative observation?
Variables that scientists MEASURE - the result of the change.
What is the dependent variable?
The amount of space an object takes up.
What is volume?
This glass cup with a flat bottom and a small lip is used to pour liquids.
What is a beaker?
The best unit to measure the mass of a paperclip.
What is a milligram (mg)?
When we use observations to support a claim or to explain something. For example "My friend didn't answer my snapchat, so she must be angry with me" is an example of ___________.
What is an inference?
Identify the INDEPENDENT variable in this scenario:
If I drink Mountain Dew before going to bed, then I will not get very much sleep.
What is drinking Mountain Dew?
The amount of particles packed into a certain amount of space.
What is density?
This skinny plastic tube is used to add small amounts of water, drop by drop.
What is a pipette?
The best unit to measure the distance from Crystal Lake to Chicago.
What is a kilometer?
What is a prediction?
Identify the DEPENDENT variable in this scenario:
If I drink Mountain Dew before going to bed, then I will not get very much sleep.
What is the amount of sleep?
The amount of gravity pulling on an object.
What is weight?