STAAR

In the food chain above, the role of the grasshopper can best be described as--

• a consumer that eats producers

• a herbivore that produces its own energy

• a producer that provides energy for the mouse

• an omnivore that eats grasses and small animals

Tags

NGSS.MS-LS2-3

Why would the student's father ask him to use a wooden spoon?

• The wooden spoon is able to float in the soup

• the wooden spoon is able to sink in the soup

• the wooden spoon is a good conductor of thermal energy

• The wooden spoon is a good insulator of thermal energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

When using a solar-powered calculator, what source of energy is being used to power the calculator?

• Electrical Energy

• Light Energy

• Mechanical Energy

• Sound Energy

The arrows in the diagrams below represent light. Which diagram best shows how a glass mirror would reflect light?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

In the water cycle, which process involves water vapor cooling and changing into liquid water?

• Evaporation

• Condensation

• Precipitation

• Transpiration

Tags

NGSS.MS-ESS2-4

Which layer of the Earth is composed mostly of solid rock and includes both the crust and the upper part of the mantle?

• Inner core

• Outer core

• Mantle

• Lithosphere

Which of the following is an example of a physical change?

• Rusting of iron

• Burning of gasoline

• Dissolving sugar in water

• Cooking an egg

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

What does solubility refer to?

• The ability of a substance to dissolve in another substance.

• The temperature at which a liquid turns into a solid.

• The ability of a substance to react with oxygen.

• The temperature at which a solid turns into a liquid.

What is a habitat?

• A large area of water

• The role an organism plays in its ecosystem

• The natural home or environment of an animal, plant, or other organism

• A group of the same species living together