Scientific Methods
What is the first step of the scientific method?
First step of the scientific method is question.
These must be worn to protect your eyes in lab activities.
What are goggles?
Soap and baking soda solution are examples of what?
Bases.
What percent of Earth is covered in water?
70%
This gas is breathed in by humans to stay alive.
What is oxygen?
The step is where scientists make an educated guess using “If…then…Because ”
What is a hypothesis?
If you spill a chemical on your skin, what should you do first?
Rinse with water and tell the teacher?
The pH less than 7 means the substance is…
Acidic.
Where is most of Earth’s water found?
Oceans.
This planet is known as the Red Planet.
What is Mars?
Which step includes charts, tables, and measurements.
Collecting data.
Two students are joking and play-fighting with lab tools. One almost drops a glass tube. What safety rule are they breaking?
What is no horseplay in the lab?
The pH more than 7 means the substance is…
Basic
What percent of Earth’s water is fresh water humans can drink?
Less than 1%.
We use these to measure temperature.
What are thermometers?
In this step, scientists share what they learned.
What is the conclusion?
Question: A student sees smoke coming from a hot plate, but the teacher is helping another group. The student panics and unplugs the hot plate with wet hands. What mistake did they make?
Touching electrical equipment with wet hands instead of alerting the teacher.
What is the ph of pure water?
PH 7?
What is the largest ocean on the planet?
Pacific Ocean
Plants make their own food using sunlight in this process.
What is photosynthesis?
This step is where you test the hypothesis using materials and procedures.
What is an experiment?
A small piece of broken glass falls into a student’s beaker. They don’t want to delay the experiment, so they pour the liquid into a new beaker and throw the broken one in the trash. What rule did they break?
Never put broken glass in the regular trash — report it and use the glass disposal container.
Vinegar and lemon juice are examples of what?
Acids .
Trash, chemicals, and oil spills cause this major water problem.
What is water pollution?
These building blocks make up all living things.
What are cells?