PS Unit 1 test

Name (first and last)

Write the following number in scientific notation. 360

• 3.6 x 102
• 3.6x 103
• .36x 102
• 3.6x 10-2

Write the following number in scientific notation. 0.052

• 5.2x10-2
• 5.2x103
• 5.2x102
• 5.2x101

What is the mass of a 25 cm3 liquid if it has a density of 5 g/cm3?

• 125g
• 5 g/cm3
• 5g
• 0.2cm3

Calculate the density of the rectangular prism

• 2g/cm3
• 4g/cm3
• 6g/cm3
• 8g/cm3

Which is the more precise measurement?

• 4
• 4 cm
• 4.3 cm
• 4.30 cm

This bullseye demonstrates...

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision

a standard of measurement is

• a system of prefixes
• the distance between two points
• an exact quantity that people agree upon
• the interval between two events

What is the proper hypothesis format?

• "If..... because..... then"
• "If..... than..... because"
• "If..... then..... because"
• "If..... because..... than"

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more
• To know what is causing the changes
• It is what has always been done
• No one really knows

Tags

NGSS.MS-PS2-2