Unit 1 Test: Intro to Physical Science 25-26

Match the vocab with their definition

• Unit

• A standard amount used to measure a physical quantity such as mass or length

• Convert

• The study of matter and energy, including all natural sciences that don't deal with living matter

• Physical Science

• 
  

  To take a measurement and find its equivalent amount in a different unit

If measurements are close to the true or accepted value of the object being measured, then that measurement is (a)  

• accurate
• precise
• science

Which branch of science below is considered part of Physical Science?

• Physics

• Psychology

• Ecology

• Biology

"kilo-" is a prefix that represents a Power of 10. Which power of 10 below represents the power for "kilo-"

• 10³

• 10²

• 10^-2

• 10

The steps to the Scientific Method are to Question, Research,​ ​ (a)   , Test, Analyze, and Conclude

• Hypothesize
• Theorize
• Law-ify
• Experiment
• Perform a Lab

Which of the following is a stronger Scientific Hypothesis?

• If more 5 grams is added to the paper football, then it will travel 10cm farther when flicked.

• I think a paper football will travel farther when it is kicked if I put something in it to make it heavier.

• Paper footballs are super cool

• If I make a paper football, then it is the coolest because I made it

Tags

NGSS.MS-PS2-2

Sort each description below as to whether it best describes Physics or Chemistry

Groups:

(a) Physics

,

(b) Chemistry

• Observing metal get rusty

• The Study of the Composition of Matter and how it Interacts

• The Study of Energy and Matter in the Universe

• Describing the molecules that make up a star

• Measuring the vibrations of an earthquake

• Describing the movement of a meteor travelling through space

Tags

NGSS.MS-PS1-2

What is a quality that Scientific Theories and Laws have in common?

• Both result in a math equation

• Both have extensive facts/research proving their validity

• Both do not explain why a phenomena occurs

• Both are likely to be proven wrong eventually

To convert 32.5 kilometers to decameters, we would

• Move the decimal two spaces to the right to get 3,250 decameters

• Move the decimal two spaces to the left to get 0.325 decameters

• Move the decimal 3 spaces to the right to get 32,500 decameters

• Move the decimal 3 places to the left to get 0.0325 decameters

Which mark on the ruler is the correct measurement for 2.9 centimeters?