EC Unit 1 Ch. 1-2

A person who uses science knowledge to design something in order to solve a problem

• Engineer
• Teacher

• Mayor

• Scientist

Answer explanation

An engineer is the only PERSON we discussed in Science. They are needed to solve problems!

What something can do

• System

• Function

• Synthesize

• Energy

Answer explanation

Each PART of a BIKE has a FUNCTION. The seat's FUNCTION is to hold you. The handle bar's FUNCTION is to steer.

A group of parts that work together

• Functions

• System

• Energy

• Claim

Answer explanation

All of the parts of the cherry pitter work together. A cherry pitter is a SYSTEM.

The ability to make things move or change

• Evidence

• Convert

• Energy

• Function

Answer explanation

ENERGY! It moves and changes.

Type or kind of energy

• Electrical Device

• Form of Energy

• Engineer

• Function

Answer explanation

There are many forms or types of energy. They are: Motion Energy, Light Energy, Thermal Energy, Chemical Energy, Electrical Energy, and Sound Energy.

To change from one form to another

• Convert
• Energy

• Function

• Electrical Energy

Answer explanation

We can CHANGE or CONVERT electrical energy to light energy by using a LAMP.

A machine that converts electrical energy to another form of energy

• Electrical Energy

• System

• Form of Energy

• Electrial Device

Answer explanation

This machine, or device, CONVERTS electrical energy to light and sound energy.

Something that changes one form of energy to another

• Function

• Electrical Energy

• Evidence

• Converter

Answer explanation

These are all converters.

The form of energy that is transferred through wires

• Electrical Device

• Energy

• Electrical Energy

• System

Answer explanation

We need ELECTRICAL ENERGY to use our devices.

A claim supported by evidence

• Evidence

• System

• Claim

• Argument

Answer explanation

When you make an ARGUMENT for LED bulbs, you made a claim using EVIDENCE.