Mr A's Science UIL Practice

Which of the following is an element?

• H

• NaOH

• CO₂

• H₂O

Tags

NGSS.MS-PS1-1

Which of the following is a compound?

• H₂O

• Mg

• O

• C

Tags

NGSS.MS-PS1-1

Compounds have ----- than the original elements that make them up.

• different properties

• prettier colors

• longer names

• different symbols

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

What is the correct formula for this compound?

• NH

• N₃H

• NH₃

• NH₄

Tags

NGSS.MS-PS1-1

What is H₂SO₄ made of?

• 2 hydrogen, 1 sulfur, and 4 oxygen atoms

• 1 hydrogen, 2 sulfur, and 4 oxygen atoms

• 2 hydrogen and 4 oxygen atoms

• 1 hydrogen and 6 oxygen atoms

Tags

NGSS.MS-PS1-1

Why is the Scientific Method an important process in doing experiments?

• It ensures that the people doing the experiments are scientific.

• It ensures that the results can be trusted and repeated.

• It takes more work but it's worth it.

• It helps the experiment to take longer and be better.

Tags

NGSS.MS-LS1-5

NGSS.MS-PS1-2

Doing experiments is important because it ...

• creates more questions to be answered.

• helps create jobs for scientists.

• allows for new discoveries and knowledge in the area of science.

• ensures that many tools are used safely and accurately.

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

NGSS.MS-PS1-2

The first step in the scientific method is...

• Making observations

• Conducting experiments

• Analyzing data

• Defining the problem/asking the question

What is this statement considered in the Scientific Method?

• Making Observation

• Making Inferences

• Making Judgement

• Communicating with others

Our recorded observations are called...

• data

• control factors

• hypotheses

• experiments