wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

3.26 Friday Rewind

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

A CLOSED SYSTEM is one in which ____________ can cross the system boundaries.

a)
b)
2.

An OPEN SYSTEM is one in which ____________ can cross the system boundaries.

a)
b)
3.

A few college students are discussing their Fishbowl system. "Fishbowl" is the name of their office/work space.

Which scenario represents an OPEN system?

a)
b)
4.

Human beings inhale oxygen and exhale carbon dioxide. Each person is a/an:

a)
b)
5.

This 💩 chamber is a/an:

a)
b)
6.

🤦‍♀️ Jack just:

a)

turned an open system into a closed system

b)

turned a closed system into an open system

c)

did something that you should try at home because it was so smart and safe (don't pick this. it's the wrong answer).

7.

(peep this whole vid cuz it's dope 👀 )

The Law of the Conservation of Mass/Matter tells us that during a chemical reaction in a closed/isolated system:

a)

mass/matter can enter, but not leave.

b)

mass/matter can leave, but not enter.

c)

mass/matter can leave and enter.

d)

mass/matter cannot leave nor enter.

8.

Synthetic plastics (plastic made in a lab out of fossil fuels):

(check all the truths)

a)

are biodegradable (can be broken down by Earth)

b)

are reusable if people recycle properly

c)

are made from oil (nonrenewable resources)

d)

are sustainable for the environment

e)

are a large component of ocean litter

9.

Bio plastics:

(check all the truths)

a)

are biodegradable (can be broken down by Earth)

b)

are made from renewable resources like corn and other crops

c)

are made from oil (nonrenewable resources)

d)

are sustainable for the environment

e)

are a large component of ocean litter

10.

(don't lie, it's a vibe)

It takes approximately ___ seconds for soap to grab the oil, dirt, and viruses off your skin.

a)

10

b)

20

c)

30

d)

40

11.

The International Space Station is a closed system: space atmosphere cannot enter. Since gravity is a FORCE and has NO MASS, it can enter.

This hand wash got you like:

a)
b)
c)
d)
e)