Where are the non-metals located on the periodic table?

B. right of the stair step line

Which of the following is evidence that a physical change has occurred?

The original substance can be retrieved.

A brand-new substance has formed.

The color has changed unexpectedly.

A chemical reaction happens when

A. One or more substances change to produce one or more different substances.

B. A substance suddenly changes by itself.

In chemical reactions what does the principle of conservation of mass mean?

A. Matter is not created or destroyed.

B. The total mass of the reactants is greater than the total mass of the products.

C. The total mass of the reactants is less than the total mass of the products.

Which of the following has more kinetic energy?

A. a school bus traveling 50mph

C. a greyhound (the dog) traveling 50mph

According to Newton’s 3rd law of motion when a hammer strikes and exerts a force on a nail the nail……

C. creates an equal force back on the hammer

A. creates a friction with the hammer

If a piece of bread is heated in a toaster which type of energy conversion is taking place?

B. mechanical energy to electrical energy to thermal energy

A. chemical energy to electrical energy to sound energy

C. sound energy to thermal energy to electrical energy

D. thermal energy to mechanical energy to chemical energy

Which of the following is true with respect to energy in a closed system?

C. The total amount of energy in the system always stays the same.

A. Energy can be destroyed but cannot be created.

B. Energy can be created but cannot be destroyed.

D. The system’s kinetic energy must equal its potential energy.

The law of universal gravitation states that….

B. everything exerts a gravitational force

D. only objects with large masses have gravity

Physical Science Final Exam

Authored by Lauren Puckett

Physics

8th Grade

NGSS covered

Used 183+ times

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80 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these particles has a positive charge?

A. Atom

B. Proton

C. neutron

D. electron

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is/are found in the nucleus of an atom?

A. neutrons only

B. Electrons

C. protons & neutrons

D. protons only

Tags

NGSS.MS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Particles that move around the nucleus of an atom.

A. Charges

B. Neutrons

C. electrons

D. Protons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electrons involved in bonding between two atoms are..

A. valence electrons

B. inside the nucleus

C. closest to the nucleus

D. positively charged

Tags

NGSS.MS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The modern periodic table is arranged in order of increasing …

A. atomic mass

B. number of valence electrons

C. atomic number

D. number of neutrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What information in the periodic table indicates the number of protons in an atom?

A. its group number

B. its period number

C. its atomic number

D. its atomic mass

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Elements in the same group (column) on the periodic table have….

A. very different properties

B. the same atomic number

C. similar properties

D. the same atomic mass

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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Physical Science Final Exam

Which of these particles has a positive charge?

Which of the following is/are found in the nucleus of an atom?

Particles that move around the nucleus of an atom.

Electrons involved in bonding between two atoms are..

The modern periodic table is arranged in order of increasing …

What information in the periodic table indicates the number of protons in an atom?

Elements in the same group (column) on the periodic table have….

Where are the metals located on the periodic table?

Most metals are NOT…

From an element’s location on the periodic table you can predict…

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