Unit 4 Week 4

Vocabulary

100

What does absorb mean?

To soak up

200

To circulate is to...

To move in a circular path

300

What is a glacier?

A large mass of ice found in cold regions or on top of high mountains

400

Define: conserve

To keep something from harm, loss, or change

500

What does seeps mean?

When a liquid seeps, it flows or spreads slowly

Power from Nature

100

Define renewable energy and give an example!

Definition: An energy source that can be renewed or continuously refilled

Examples: wind and sunlight

200

Define nonrenewable energy and give an example!

Definition: a nonrenewable energy source can be used up or depleted

Examples: coal, natural gas, oil, uranium (nuclear energy)

300

Name 2 challenges/problems of nonrenewable energy sources 

-They are buried underground and have to be extracted

-Technology is needed to transform them natural resources into usable energy

-They can run out

-They pollute the environment

400

As humans, do we use more renewable or nonrenewable energy sources?

Nonrenewable

500

What are some solutions to the problems caused by nonrenewable energy sources?

-use solar panels 

-use wind turbines

-protect natural resources

-use natural resources more wisely

-turn off electronics when you aren't using them

One Well

100

Why is water important in animals? (6 reasons)

OPEN BOOK

-It carries nutrients

-Helps digestion

-Removes waste

-Controls temperature

-Cleans their eyes

-Lubricates their joints

200

Does the amount of water on Earth change? Why or why not?

OPEN BOOK

The amount of water on Earth doesn't change, because the same water keeps going through a cycle over and over again.

300

True or False: There is more water in the atmosphere and soil than in all of Earth's rivers.

OPEN BOOK

True!

400

What are some ways that water can clean itself?

OPEN BOOK

-Through evaporation because minerals, chemicals, and dirt that were in the water get left behind

-It can filter itself through rocks and sand when it falls to Earth as rain

-By traveling through plants because they remove chemicals from the water

500

The largest percentage (____%) of freshwater is used for ________.

OPEN BOOK

The largest percentage (69%) of freshwater is used for agriculture.

Miscellaneous

100

Nearly 80% of all sicknesses in the world are caused by __________.

Unsafe water

200

What cycle did we read about in One Well?

The water cycle

300

Name 2 characteristics of an expository text

-Explains a topic

-Supports specific points with reasons and evidence

-Presents information in a logical order

-May include pictures and/or charts

400

Name 3 necessities that humans need to survive.

-Food

-Air

-Water

-Shelter 

500

FINAL JEOPARDY:

Why are natural resources important?

They provide us with energy so that we can power things like cars, TVs, electronics, air conditioning, heating systems, telephones, and kitchen appliances.