High School Science 101 Quiz

What milestone did the channel recently achieve?

• 10000 subscribers

• 5000 subscribers

• 3000 subscribers

• 1000 subscribers

What is one of the main goals of the video?

• To review past experiments

• To discuss the history of science

• To show a fun experiment and discuss variables

• To introduce a new scientific theory

Which ingredient is NOT needed for the homemade lava lamp?

• Food dye

• Salt

• Vinegar

• Vegetable oil

What happens when vinegar is added to the oil in the experiment?

• It evaporates

• It mixes evenly

• It floats on top

• It forms globs at the bottom

What is the role of bicarb soda in the lava lamp experiment?

• To dissolve the oil

• To create a reaction with vinegar

• To color the solution

• To act as a preservative

In the context of the experiment, what is an independent variable?

• The variable that remains constant

• The variable that is changed

• The variable that is measured

• The result of the experiment

Which of the following can be an independent variable in the lava lamp experiment?

• The time of day

• The type of food dye used

• The temperature of the room

• The size of the glass

What is a dependent variable in an experiment?

• The variable that is ignored

• The variable that is measured

• The variable that is changed

• The variable that remains constant

Which of the following could be a dependent variable in the lava lamp experiment?

• The amount of oil

• The color of the food dye

• The size of the blobs

• The type of glass used

Can an experiment have multiple dependent variables?

• Yes, but only one can be measured

• No, only one is allowed

• No, it complicates the experiment

• Yes, multiple can be measured