page 116 paragraph 3 Which statement is true?

reactants can be described as the "old stuff" of a chemical reaction

Products can be described as the "new stuff" of a chemical reaction

The mass of the oil and amount of oxygen in the jar of burning oil both decreased. What claim does this evidence support?

oil and oxygen are reactants that are used during the chemical reaction

oil and oxygen are products that are produced during the chemical reaction

Why does having a lot of air/wind cause a wildfire to grow?

all answers describe why a fire grows with wind or more air

oxygen is a reactant of the fire burning

wind brings in more air which has oxygen

A) The Law of Conservation of Mass states that mass is neither created nor destroyed in a chemical reaction.

B) The Law of Conservation of Mass states that mass can be created in a chemical reaction.

C) The Law of Conservation of Mass states that mass can be destroyed in a chemical reaction.

D) The Law of Conservation of Mass states that mass is always increased in a chemical reaction.

A) In a closed system, the mass of the reactants is equal to the mass of the products.

B) In a closed system, the mass of the reactants is greater than the mass of the products.

C) In a closed system, the mass of the reactants is less than the mass of the products.

D) In a closed system, the mass of the reactants can be either greater or less than the mass of the products.

Tek 8.11b

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-ESS1-3, MS-PS1-5, HS-ESS1-4

+1

Standards-aligned

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line.
Which exoplanet is the largest in size?

Kepler-11b

Kepler-11c

Kepler-11d

Kepler-11e

Kepler-11f

Tags

NGSS.MS-ESS1-3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line. Which exoplanet is the smallest in size?

Kepler-11b

Kepler-11c

Kepler-11d

Kepler-11e

Kepler-11g

Tags

NGSS.MS-ESS1-3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line.
Which exoplanet has the shortest orbital period?

Kepler-11b

Kepler-11c

Kepler-11d

Kepler-11e

Kepler-11g

Tags

NGSS.HS-ESS1-4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line. Which exoplanet has the longest orbital period?

Kepler-11b

Kepler-11c

Kepler-11d

Kepler-11e

Kepler-11g

Tags

NGSS.MS-ESS1-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line.
What is the approximate orbital period of exoplanet Kepler-11f?

~45 Days

~25 Days

~5 Days

~30 Days

~105 Days

Tags

NGSS.MS-ESS1-3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the provided Light Curve of the Kepler-11 planetary system, Kepler-11b is the green line, Kepler-11c is the dark blue line, Kepler-11d is the light blue line, Kepler-11e is the purple line, Kepler-11f is the orange line, and kepler-11g is the dark green line.
What is the approximate orbital period of exoplanet Kepler-11e?

~50 Days

~10 Days

~5 Days

~30 Days

~105 Days

Tags

NGSS.MS-ESS1-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on the Light Curve provided, which of the two exoplanets in the Mystery Star System is the smallest in size?

Mystery-b

Mystery-c

Mystery-a

They are all the same.

Tags

NGSS.MS-ESS1-3

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Tek 8.11b

15 questions

Based on the Light Curve provided, which of the two exoplanets in the Mystery Star System is the smallest in size?

Based on the Light Curve provided, what is the approximate orbital period of Mystery-b?

Based on the provided Light Curve data, which of the three exoplanets has the fastest orbital period?

Based on the provided Light Curve data, which of the three exoplanets is the largest in size?

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