Front

A television transforms _________ into _________ to make the TV screen show an image. Which terms, in order, best complete the sentence?

Back

electrical energy; light energy

Front

A student has a battery, wires, and an LED bulb. They want to make a circuit that lights up the LED bulb. How would they connect wires to complete the circuit?

Back

The wires should be connected to the battery and then to the LED bulb on both sides and connect back to the battery.

Front

A student lost his circuit wires. Which of the following could he use instead of wire to complete the circuit? Two nails, Two pieces of string, Two pens, Two pencils

Back

Two nails

Front

Which list contains the minimum items needed to build a circuit that produces light energy? Options: String, light bulb, battery; Light bulb, string, wire; Battery, wire, light bulb; Wire, string, battery, light bulb

Back

Battery, wire, light bulb

Front

If a student cuts the wires on a circuit all the LED lights will ________.

Back

darken

Front

A student built a circuit. The light bulb must have ________. Options: wires are not connected to the bulb, wires are not connected to the battery, wires not connected to the battery and the bulb, wires are connected to the battery and bulb

Back

wires are connected to the battery and bulb

Front

Why are the students using a hand lens?

Back

To make the flowers and insects appear larger

Front

How does a hand lens affect light?

Back

Light is refracted through the hand lens.

Front

When a light shines through a glass of apple juice, some of the light ________ as it bounces off the liquid. Not all of the light passes through the apple juice, because apple juice is ________.

Back

reflects; translucent

Front

The path of light as it passes through glass. What happens to the light when it encounters the glass?

Back

Refraction