Unit 1 Test: Intro to Physical Science 25-26

Match the vocab with their definition

• Unit

• 
  

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

• Convert

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

• Physical Science

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

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

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

• Observing metal get rusty

• Describing the molecules that make up a star

• The Study of Energy and Matter in the Universe

• 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?