True and False Number Sentences

Which of the following statements is true about the chemical equation @@ ext{2H}_2 + ext{O}_2 ightarrow ext{2H}_2 ext{O}@@?

• It represents a physical change.

• It is balanced and represents a chemical reaction.

• It violates the law of conservation of mass.

• It is an example of a decomposition reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

True or False: The statement 'All metals are magnetic' is true.

• True

• False

• Depends on the metal

• Only true for iron

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following is a true statement about the water cycle?

• Water only evaporates from oceans.

• Condensation is the process of water turning into vapor.

• Precipitation can occur in the form of rain, snow, or hail.

• The water cycle does not involve the atmosphere.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

True or False: In a vacuum, all objects fall at the same rate regardless of their mass.

• True

• False

• Only true for objects with the same shape

• Depends on the object's material

Tags

NGSS.MS-PS2-4

Which of the following statements about photosynthesis is true?

• It occurs only in animals.

• It converts carbon dioxide and water into glucose and oxygen.

• It requires oxygen to occur.

• It happens only during the night.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

True or False: The statement 'Sound can travel through a vacuum' is true.

• True

• False

• Only true for high-frequency sounds

• Depends on the temperature

Which of the following is a true statement about Newton's First Law of Motion?

• An object at rest will stay at rest unless acted upon by an external force.

• An object in motion will stop immediately if no force is applied.

• The law only applies to objects in space.

• It describes the relationship between force and acceleration.

True or False: The statement 'The Earth is the center of the universe' is true.

• True

• False

• True in the geocentric model

• Depends on the observer's location

Which of the following statements about energy is true?

• Energy can be created and destroyed.

• Energy can only be transferred, not transformed.

• Energy is always conserved in a closed system.

• Energy is only found in living organisms.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

True or False: The statement 'All living organisms need oxygen to survive' is true.

• True

• False

• Only true for animals

• Depends on the organism