Maap Science

Which statement describes the most likely effect of successful efforts by humans to reduce the number of wild hogs in an area?

• Certain animal populations will become extinct.

• New animal species will move into the ecosystem.

• Different types of predators will keep wild hogs from returning.

• Plant species will grow where they were destroyed by wild hogs.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which sentence best explains the reason why the worker chose that specific material for the ramp?

• It keeps friction constant and can be used outside.

• It keeps friction constant and can be used inside.

• It increases friction and can be used in wet locations.

• It decreases friction and can be used in wet locations.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

A student is creating a model of the solar system. Which two steps should the student perform next?

• Label the four planets closest to the Sun as gas planets.

• Label the four planets closest to the Sun as rocky planets. Label the largest planet as Jupiter.

• Label the planet that is farthest from the Sun as a gas planet. Label the smallest planet as Venus.

• Label the planet that is farthest from the Sun as a rocky planet. Label the smallest planet as Mercury.

What does this model best represent, and how should the students complete the model?

• The model represents day and night. The students should complete the model by using diagram Y.

• The model represents summer and winter. The students should complete the model by using diagram Y.

• The model represents day and night. The students should complete the model by using diagram X.

• The model represents summer and winter. The students should complete the model by using diagram X.

Tags

NGSS.MS-ESS1-1

Students are asked to design a boat that can transport 40 grams of coins from one end of a container of water to the opposite end. Which statement best describes a possible outcome when students follow the engineering design process?

• If the boat is successful, the students will improve the design.

• If the boat is unsuccessful, the students will redefine the problem.

• If the boat is successful, the students will communicate the results.

• If the boat is unsuccessful, the students will retest with more coins.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Based on the information in the model, which position of the Moon would most likely allow a person to observe a full moon?

• position 1

• position 2

• position 3

• position 4

Tags

NGSS.MS-ESS1-1

Which list uses the information in the table to correctly describe which reactions are chemical reactions and provide evidence?

• Both reactions are chemical reactions. A color change occurs in both reactions.

• Both reactions are chemical reactions. Heat and light are produced in both reactions.

• Only reaction 1 is a chemical reaction. An odor is produced in reaction 1.

• Only reaction 2 is a chemical reaction. A new substance is produced in reaction 2.

Tags

NGSS.MS-PS1-2

Which description best fits a solution according to the table?

• One substance dissolves into another when combined; one substance is distributed evenly into another substance; each particle is not visible.

• Two or more substances keep their individual properties when combined; no chemical reaction occurs; each part is visible.

• One substance floats on top of another without combining; substances can be easily separated.

• Substances react chemically to form a new substance with different properties.

Which description best fits a mixture according to the table?

• One substance dissolves into another when combined; one substance is distributed evenly into another substance; each particle is not visible.

• Two or more substances keep their individual properties when combined; no chemical reaction occurs; each part is visible.

• One substance floats on top of another without combining; substances can be easily separated.

• Substances react chemically to form a new substance with different properties.

Based on the descriptions from Part A, which example would be classified as a solution?

• Air

• Cereal and milk

• Salad

• Salt water