5th Grade Science GA Milestones Review

What are some examples of chemical changes?

• Burning, rusting, and digestion.

• Melting, freezing, and boiling.

• Evaporation, condensation, and sublimation.

• Crushing, cutting, and grinding.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the role of bacteria in yogurt production?

• Bacteria convert milk into cheese.

• Bacteria ferment lactose into lactic acid, which thickens the milk.

• Bacteria add flavor to the yogurt without fermentation.

• Bacteria preserve the yogurt by preventing spoilage.

What is an electromagnet?

• An electromagnet is a type of magnet where the magnetic field is produced by an electric current.

• An electromagnet is a permanent magnet that does not require electricity.

• An electromagnet is a type of magnet that only works in high temperatures.

• An electromagnet is a magnet that can only attract non-metallic objects.

Tags

NGSS.MS-PS2-3

Which of these actions will cause a chemical change?

• Burning a substance causes a chemical change.

• Dissolving sugar in water.

• Melting ice into water.

• Mixing sand and salt.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the difference between a physical change and a chemical change?

• A physical change alters the form of a substance without changing its identity, while a chemical change results in the formation of new substances.

• A physical change involves the creation of new substances, while a chemical change does not affect the substance's identity.

• Both physical and chemical changes result in new substances being formed.

• A physical change is reversible, while a chemical change is always irreversible.

What is a chemical change?

• A process where substances combine or break apart to form new substances.

• A physical change that alters the appearance of a substance without changing its composition.

• A reaction that occurs only in the presence of heat or light.

• A method of separating mixtures into their individual components.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these can be caused by a microorganism?

• Tooth decay

• Broken bones

• Heart disease

• Asthma

What is the significance of recycling metals?

• It increases the demand for new metals.

• It conserves natural resources, saves energy, and reduces pollution.

• It has no impact on the environment.

• It is more expensive than mining new metals.

Tags

NGSS.MS-ESS3-4

Which two examples below are helpful bacteria?

• Yogurt and yeast

• E. coli and Salmonella

• Streptococcus and Staphylococcus

• Lactobacillus and Clostridium

What is the process of photosynthesis?

• Photosynthesis is the process by which green plants use sunlight to synthesize foods with carbon dioxide and water.

• Photosynthesis is the process of converting sunlight into heat energy.

• Photosynthesis is the method by which animals convert food into energy.

• Photosynthesis is the process of breaking down glucose in the presence of oxygen.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3