Unit 4 Science

The Pacific Northwest is full of ____________________ trees.

• deciduous

• evergreen

• cactus

• palm

The Pacific Northwest, due to the amount of rainfall and the abundance of trees, has many different species of ________.

• lizards

• fish

• birds

• scorpions

What color are the states in the Pacific Northwest?

• orange

• blue

• yellow

• red

The image above shows a U-shaped valley. What caused this valley to become this unique shape?

• excavating done by humans

• a huge snowstorm

• a glacier

• dynamite

This tree keeps their needle-shaped leaves all year long. The needles are covered with wax that help the tree retain water. They also have cones that make seeds that will grow into a new tree. What type of tree fits this description?

• evergreen

• deciduous

• shrubs

• tumbleweed

What type of trees are in the image?

• evergreen

• deciduous

A rapid movement of rock, soil, and other materials sown a hill or mountain describes...

• a glacier

• a tornado

• a hurricane

• a landslide

These trees have broad leaves that fall off and produce new ones in the spring. The leaves on these trees change color in the autumn and fall off to preserve energy at the temperatures get colder.

• deciduous

• pine trees

• spruce trees

• holly bushes

This is an image of a...

• plateau

• hill

• trench

• canyon

Sand dunes are formed when steady ________ push grains of sand along the ground and form large piles of sand.

• winds

• rain

• animals

• snow drifts