Science MAP prep

A teacher places four small cubes on a table in front of a science class. Each cube is the same size and painted the same color. However, each cube is made of a different material: copper, iron, wood, or plastic. Which of the following tools would most help the students identify the cube made of iron?

• hot plate

• bar magnet

• metric ruler

• magnifying lens

Which of the following statements best explains how the decomposition of plant and animal matter helps to form rich soils?

• Decomposition adds silt to soil.

• Decomposition adds water to soil.

• Decomposition adds oxygen to soil.

• Decomposition adds nutrients to soil.

Clouds and precipitation moved across western Massachusetts one evening. The temperature changed from 41°F to 28°F. Which of the following changes in precipitation most likely occurred on this evening?

• sleet changing to hail

• snow changing to rain

• rain changing to sleet

• snow changing to hail

Four reptiles are shown below.

Alligator Turtle Lizard Snake

Which of the following questions about an animal’s physical characteristics is best to use when deciding whether an animal is a reptile?

• How big is it ?

• Does it have scales?

• Does it have a shell ?

• How many legs does it have?

Which of the following describes water changing from liquid to solid?

• ice forming on a lake

• dew forming on grass

• snow melting into a puddle

• water evaporating from a pond

The picture below shows a simple musical instrument a student made in science class.

After playing the instrument, the student wanted it to have a higher pitch. Which of the following changes will give the instrument a higher pitch?

• lengthening the string

• plucking the string harder

• tightening the string

• using a thicker string