How should living plants and animals be handled in a lab or scientific classroom?
You should handle plants/animals in the lab with humane manner. They should be treated with respect and disposed properly.
100
What does it mean to make an observation?
An observation is to use your five senses in order to gain information.
100
What does length measure?
Length measurements are how tall, long, and far apart things are.
100
What is a hypothesis?
A hypothesis is a scientific explanation for a set of observations.
100
What is a variable?
A variable is any factor, trait, or condition that can be changed in an experiment.
200
How should you cut an object during a lab?
When using knives and other sharp instruments, always point it down and away from people.
200
What does it mean to make an inference?
An inference is attempting to explain what you have observed.
200
What does volume measure?
Volume measures how much liquid is in a cup.
200
How many steps are in the scientific method?
There are five steps in the scientific method.
200
When should you begin a lab activity?
You should begin your lab activity when your instructor tells you to do so.
300
When is an important to wear safety equipment in a lab?
It is important, while you are doing a science experiment to wear goggles.
300
Which type of observation includes numbers such as measurements?
The observation that includes numbers are quantitative observations.
300
What does temperature measure?
Temperature measures the average kinetic energy of the particles in an object.
300
What is the difference between a control group and experiment group?
The experiment group is exposed to the experiment and the control group is not.
300
What are the two types of observations?
The two types of observations are qualitative and quantitative.
400
Why should you never touch, taste, or smell a chemical unless your instructor tells you to do so?
You should never taste, touch, or smell chemicals unless your instructor tells you to because it can be very dangerous and will lead to injuries.
400
How is an inference different from a prediction?
In an inference, you explain what you have observed. A prediction is to day what will happen in the future.
400
What is the base unit and symbol for length in the Metric System?
The base unit for length is meters.
400
What is a controlled experiment?
A controlled experiment is where only one variable is changed. All the other variable should be un-changed or "controlled".
400
Where should you remain during a lab?
You should remain at your seat and not disturb anyone.
500
What procedure should you follow if there is broken glassware?
You should follow procedure 41, which is to never handle broken glass with your hands. Use a dust pan and brush. Place broken glass in a disposal container.
500
How is an observation different from an inference?
In an observation, you use your five senses to gather information around you. An inference is explaining what you have observed.
500
What is the base unit and symbol for mass in the Metric System?
The base unit for mass is grams.
500
How is a theory different from a hypothesis?
A hypothesis is an educated guess. A theory is a broad statement based on many experiments.
500
What is the difference between a dependent and independent variable?
The difference between a dependent and an independent variable is the independent variable is deliberately changed by a scientist. A dependent variable is the one that is observed during the experiment.