Chemistry: Precision and Design - Test 1 (Chapters 1-2)

Matching: Match each element with the correct symbol.

• C

• gold

• Au

• carbon

• Ca

• silver

• Ag

• calcium

Matching: Match each element with the correct symbol.

• I

• mercury

• Fe

• iodine

• Si

• silicon

• Hg

• iron

Which limitation of science prevents the study of origins from being true science?

• Science provides only approximate descriptions of how the world works.

• Science is affected by the bias of scientists.

• Science relies on assumptions.

• Science can study only created matter and energy in the present.

Who proposed the planetary model of the atom?

• William Crookes

• J. J. Thomson

• Ernest Rutherford

• Wilhelm Wien

What value does the prefix micro- represent?

Which of the following describes the classification of O₂?

• compound and atom

• compound and molecule

• element and atom

• element and molecule

Which of the following describes the classification of H₂O₂?

• compound and atom

• compound and molecule

• element and atom

• element and molecule

Tags

NGSS.MS-PS1-1

Which state of matter is defined by having a definite volume and the shape of its container?

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

Which state of matter is defined as having no definite shape or volume and being easily compressed?

• solid

• liquid

• gas

• plasma

Which of the following quantities does not have any uncertainty?

• height of a desk in meters

• length of a minute in seconds

• mass of a penny in grams

• volume of a water bottle in liters