Scientific Hypotheses Quiz

What are the two criteria that a scientific hypothesis must meet?

• Testable and falsifiable

• Observable and measurable

• Predictable and repeatable

• Subjective and speculative

Which of the following statements is a scientific hypothesis?

• There are invisible creatures all around us that we can never observe in any way.

• There are other planets in the universe where life exists.

• Any two objects dropped at the same time from the same height will reach the ground at the same time (assuming the absence of air resistance).

• Gravity is the force that pulls objects towards the center of the Earth.

Why is it important for a hypothesis to be testable?

• To ensure that it is based on scientific evidence

• To allow scientists to make accurate predictions

• To prevent the hypothesis from being disproven

• To make the hypothesis more interesting

Can a hypothesis be proven to be true?

• Yes, through extensive testing and evidence

• No, it can only be supported by evidence

• Yes, if it aligns with existing scientific theories

• No, there is always a possibility of future exceptions

What is the purpose of scientific investigations?

• To test hypotheses and advance scientific knowledge

• To prove existing scientific theories

• To gather evidence that supports personal beliefs

• To make educated guesses about natural events