Universe

Universe

Is everything we can touch, feel, sense, measure or detect. 

The Big Bang

(A big explosion) It is the idea that the universe began as just a single point, then expanded and stretched. Georges Lemaître discovered it in 1927

Multiple Choice

What is the universe?

• A big ball of burning gases in space that gives off light and heat.

• A group of stars, planets, gases, dark matter that are hold toguether by gravity

• Is everything we can touch, feel, measure, sense or detect.

• A big explosion

Poll

A big explosion that then was expanded

• The stars

• Sunset

• The big Bang

Multiple Select

What things was created with the Big Bang? Select multiple options.

• The sun

• The stars

• The moon

• Living things

The stars

A big ball of burning gases in space that gives off light and heat.

Stars get so hot by burning hydrogen into helium in a process called nuclear fusion. This is what makes them so hot and bright. Our Sun is a star

The galaxies

A group of stars, planets, gases, dark matter that are hold toguether by gravity.

We live in the galaxy called the Milky Way. 

TYPES OF GALAXIES

• Spiral: has a number of long arms. In the center are older stars abd the arms are made of new stars

• Elliptical: A mass of stars clumped together

• Irregular: are formed by two of the other types

Multiple Choice

What is a star?

• is everything we can touch, feel, measure, sense or detect.

• a big ball of burning gases in space that gives off light and heat.

• a group of stars, planets, gases, dark matter that are hold toguether by gravity

Multiple Choice

What is a Galaxy?

• is everything we can touch, feel, measure, sense or detect.

• a big ball of burning gases in space that gives off light and heat.

• a group of stars, planets, gases, dark matter that are hold toguether by gravity

Poll

Look at the picture and select the galaxy

Multiple Choice

Look at the picture and identify the type of galaxy

• Irregular

• Spiral

• Elliptical

Multiple Choice

Look at the picture and identify the type of galaxy

• Irregular

• Spiral

• Elliptical

Multiple Choice

Look at the picture and identify the type of galaxy

• Irregular

• Spiral

• Elliptical

Review about food chain and the vocabulary of universe

Poll

Identify the consumer organism.

Fill in the Blank

What is the principal factor in the food chain that gives energy to the producer?

Multiple Choice

Look at the picture. What trophic level represent the plant?

• first trophic level

• second trophic level

• third trophic level

Multiple Choice

Look at the picture. What does the yellow arrows represent in the food chain?

• Amount of light

• Amount of matter

• Amount of energy

Poll

Look at the picture. The amount of energy that the picture shows is:

• Equal for all the organisms

• Different for all the organisms