Integrated I Midterm Review

Front

How close a measurement or a set of data is to the true value is called..

Back

Accuracy

Front

What is the mass number of an atom with 10 protons, 15 neutrons, and 10 electrons?

Back

25

Front

What did Rutherford discover about atoms?

Back

An atom is mostly empty space, but has a dense positively charged center (nucleus).

Tags

NGSS.HS-PS1-8

Front

Where is most of the mass in an atom located?

Back

In the nucleus.

Front

What is the atomic number of an element that has 9 protons, 9 electrons, and 10 neutrons?

Back

9

Tags

NGSS.MS-PS1-1

Front

What is the definition of precision in measurements?

Back

Precision refers to how consistently a measurement can be repeated, regardless of its accuracy.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What is the nucleus of an atom?

Back

The nucleus is the dense center of an atom, containing protons and neutrons.