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Open and Closed Systems

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Used 8+ times

Open and Closed Systems
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An open system

when a chemical reaction occurs in an area where matter is allowed to enter and escape

when a chemical reaction occurs in an area where matter is NOT allowed to enter and escape

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A closed system

when a chemical reaction occurs in an area where matter is allowed to enter and escape

when a chemical reaction occurs in an area where matter is NOT allowed to enter and escape

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is an example of an open system?

b) A fish tank with a filter

d) A closed book

a) A sealed jar of cookies

c) A locked safe

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the definition of a closed system?

A closed system is a physical system that allows the transfer of matter and energy across its boundaries.

A closed system is a system that is shut down and no longer in use.

A closed system is a physical system that does not allow the transfer of matter or energy across its boundaries.

A closed system is a virtual system that exists only in computer simulations.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or False: An open system allows the exchange of matter and energy with its surroundings.

An open system only allows the exchange of matter with its surroundings

An open system only allows the exchange of energy with its surroundings

True

False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or False: A closed system does not allow the exchange of matter and energy with its surroundings.

True, a closed system only allows the exchange of matter with its surroundings

True

False, a closed system only allows the exchange of energy with its surroundings

False, a closed system allows the exchange of matter and energy with its surroundings

Tags

NGSS.MS-PS3-4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is an example of an open system?

A locked safe

A closed book

A battery-powered flashlight

A thermos bottle

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