Science MCA

Sandstone is a sedimentary rock. Which of the following statements best describes how sandstone is formed?

• Weathered rock particles form layers and are cemented over time.

• Minerals left behind by dripping water harden and form rock over time.

• Volcanic eruptions force molten rock to the surface, where it cools and solidifies.

• Underground heat and pressure cause existing rock to change and form new rock.

Tags

NGSS.MS-ESS2-1

The characteristics of trees can be influenced by the environment and by inheritance. The height of a tree in a forest is the result of ______________

• the environment

• inheritance

• both the environment and inheritance

Tags

NGSS.MS-LS1-5

Inherited characteristics of trees come from which of the following?

• air particles

• parent trees

• nutrients from soil

• several nearby trees

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

After water enters a tree, it travels through different parts of the tree. Which of the following best shows the order in which water moves through the tree’s parts?

• 
• 
• 
• 

A food web is shown. Which of the following best classifies each organism based on its role in the food web?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A student is constructing four different electrical circuits. Each circuit has a battery, wires, a switch, and a light bulb. Which of the following is the best way for the student to record information so that another student can construct exactly the same four circuits?

• Draw a diagram that shows each circuit.

• Make a tally of the parts used in each circuit.

• Make a list of the materials needed for each circuit.

• Create a graph that shows the number of parts in each circuit.

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the main reason the tree needs structures to move water?

• to protect the tree from insects

• to support the tree in strong winds

• to make sugars so the tree can grow

The characteristics of trees can be influenced by the environment and by inheritance. A burn mark on a tree in a forest is the result of __________

• the environment

• inheritance

• both the environment and inheritance

Tags

NGSS.MS-LS1-5

What is the primary function of chlorophyll in plants?

• A) Absorbing water from the soil

• B) Absorbing sunlight for photosynthesis

• C) Providing structural support

• D) Protecting against herbivores

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6