Week 9 Review

Click on all of the TRUE facts about light.

• Light is a form of energy.

• Light travels in straight lines.

• Light can bend around objects.

• The sun is a light source.

Tick all of the man-made light sources.

• A jumper

• An iPhone screen

• A light bulb

• A star

Click on all of the natural light sources below.

• The sun

• The moon

• Fire

• Fireworks

An opaque object lets _______ light through.

• no

• some

• most

A transparent object lets ________ light through.

• no

• most

• some

Which of these is NOT a quadrilateral?

• A rhombus

• A trapezoid

• A kite

• A hexagon

The perimeter is __________.

• The length of the outside of a shape.

• The amount of space inside a shape.

• The number of sides a shape has.

• The number of angles a shape has.

What do you call a triangle that has two equal sides?

• Equilateral

• Isosolces

• Scalene

• Quadrilateral

Click on the true facts about quadrilaterals.

• They all have 4 sides.

• They all have straight sides.

• They all have equal angles.

• They all have equal sides.

How many different types of quadrilateral did we learn about this week?

• 6

• 7

• 8

• 3