science unit 3

How do animals adapt two different seasons?

1-They migrate to warmer places in the winter, birds migrate. 2-some animals hibernate during the winter, hibernating is like sleeping during this period any animals don't eat, they use their body fat as a food source. 3-some animals don't or hibernate, use their fur or grow a thicker coat during winter to stay warm, they stay active and hunt for food and find a shelter. 4-some animals change the color of their fur during the seasons. Some rabbits grow brown fur in the summer and white fur in the winter.

Why must living things adapt to the weather?

Adaptation is necessary for survival

Water erodes___________ Avalanches erodes_______

Riverbanks Mountainsides

What is erosion?

The movement of rocks and soil from one place to another is called erosion.

what kind of damage can a drought

a drought can destroy farmers crops

the inuit made parkas out of

animal hides

The interior and northern plains of BC get less snow then the____

coast

sometimes thunderstorm can bring hail. what damage can hail do

damage crops,can break windows and damage cars.

what does dormant mean

dormant means they do not grow.

Erosion can happen very quickly or slowly. Explain

during gentle rain the water washes soil little by little. During a big rainstorm, the fast flowing water can cause greater damage;especially to men made structures like road,it also erodes away river bank.

thunderstorm can cause ______lightening can cause____

flooding,fire

how does water break rocks

in nature water flows into little cracks and openings in rocks. when winter comes the water may freeze because of low temperature and break off pieces of rock.

in a Thunderstorm, people must stay

indoors

thunderstorm is accompanied by

lightening,thunder, strong winds and rain

what kind of damage can blizzards do

people can meant in a car crash

northern coastal mountains of BC

snow is wet and heavy

What kind of shoes help people walk in deep snow

snowshoes

how do plants adapt to two different seasons?

some plants live for only one growing season. plants die in the winter and grow in the spring.

who invented hooded jackets called parkas

the inuit

what area of the land gets huge amouts of snow

the mountains

in areas where it snows a lot, houses are designed to withstand the heavy snow. name a structure of the house thats impotant to design to withstand snow

the roof

sometimes thunderstorms can create tornadoes.what damage can tornadoes do

tornadoes can destroy houses and cars

Avalanches can cause a lot of erosions in just a few seconds. True or false

true

what does water resistant mean

water resistant means things that water don't go through water

Can light fluffy snowflakes cause erosion?

yes, when snow falls on a steep slope in the mountains, it forms a layer. As more snow falls during the winter, new layers are formed. Sometimes the new layer slides down the slope into the valley. We call this an avalanche.