Students are using a hammer to weather rocks into soil. What safety equipment should they use?

• stopwatch

• gloves

• goggles

• hand lens

When there is a spill or accident in an investigation of any kind, the first thing to do is —

• tell the teacher

• clean up

• hide it

• keep working

Before turning on an electric switch, outlet, or plug in the classroom, you should make sure that —

• you are wearing a lab apron

• your hands are dry

• you are wearing safety goggles

• your hair is tied back

Which picture shows the correct way to carry a microscope?

• A.

• B.

• C.

A student was observing different types of soils during a class investigation to identify how they formed. What would be the best way to provide his observations to his teacher?

• Construct a data table with details about what he observed.

• Make a graph showing what he observed.

• Write a paragraph describing what he observed.

• Tell his friend what he observed.

Refer to the table. Which kind of bike is least common in the bike rack at Solar Elementary School?

• Trail

• Mountain

• Road

• Hybrid

A group of third grade students planted bean seeds and observed their growth. The data they collected is shown in the table below. | Week | Height of Plant (cm) | |------|----------------------| | 1 | 1 | | 2 | 4 | | 3 | 7 | | 4 | 10 | Which of the following graphs correctly shows the data they collected?

• A

• B

• C

Tags

NGSS.3-LS3-1

A _____ is a tool we use to find the mass of an object.

• hand lens

• graduate

• beaker

• balance

• thermometer

We use tools to find out about the properties of matter. Which of the following is NOT a tool for finding properties?

• calendar

• thermometer

• microscope

• balance

You receive a collection of data by using tools including a horseshoe magnet.

• magnetic properties of the objects

• hardness of the objects

• mass of the objects

• states of matter of the objects

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5