Science Chapter 2 Technology and Tools

What is a goal?

• something you have already done

• something you want to do

• something you are afraid to do

• something you cannot do

What does the simple machine, an inclined plane help you do?

• put a lid on a jar

• wedge something apart

• lift a heavy object to a higher place

• screw in a screw in the wall

What tool are your front teeth most like?

• a wedge

• a pulley

• a lever

• a screw

What does technology help people do?

• It helps people set goals.

• It helps people make plans.

• It helps people find problems.

• It helps people solve problems.

You want to design rain boots. Which material should you use?

• cotton

• rubber

• fleece

• wool

How did the invention of the phone help people?

• It helped people to hear well.

• It helped people communicate.

• It helped people to see well.

• It helped people record information.

An engineer decides on a solution to a problem. What happens next?

• The engineer tests it.

• The engineer plans it.

• The engineer shares it.

• The engineer chooses material for it.

What is the first step when an engineer want to design something new?

• choose material

• plan and draw

• record and share

• a problem and a goal

After the engineer chooses his material, what comes next?

• Plan and draw

• record and share

• make it and test it

• finding a problem and goal

What is the last step engineers do when they want to design something new?

• find a problem and set a goal

• record and share

• choose a material

• plan and draw it