Obavezno
1
Use the data to answer the question below.
Which substance is most likely a metal?
Use the data to answer the question below.
Which substance is most likely a metal?
5.2.1
Obavezno
3
The Ring of Fire is a ring of volcanoes and earthquakes that occur along
Mountain ranges usually occur
Gravity causing rocks to fall down a mountain
Wind blowing sand that slowly wears down rock surfaces
Plant roots growing into cracks in rocks
Waves moving sand along a beach
Wind blowing sand across a desert
A river carrying small rocks downstream
Gravity carrying rocks downhill
Ice freezing and expanding in rock cracks
Weathering
Erosion
The living parts of the Earth: animals, plants, and microbes are all part of the
When referring to sediment, ground, rocks and sand, this part of the Earth is known as the
What do we call the blanket of gases that surrounds Earth?
When referring to water, such as lakes, oceans or streams, this part of the Earth is known as the
Rain pouring from the sky and providing water to the animals and plants is an example of an interaction between
Weathering and erosion caused by a running stream would be an example of an interaction between which spheres?
We cannot stop natural hazards from happening. BUT humans can design solutions that ____________.
Use the data to answer the question below.
Which substance is most likely a metal?
Jose is doing a science experiment. He has a jar full of 10 grams of salt. He adds 5 grams of a mystery substance. When the two are mixed, they create a new solid and no gases. How many grams of the new substance should be in the jar at the end of the experiment?
A student mixes baking soda and vinegar in a cup. The mixture bubbles and produces a gas. After the reaction, the properties are different from the original substances.
What is the best explanation for what happened?
A student measured the mass of substances before and after mixing them in a sealed container.
Investigation Step | Mass (grams) |
|---|---|
Before mixing | 120 g |
After mixing | 120 g |
The student mixed two liquids and observed a color change.
What does the data show?
A student mixes two substances in an open cup and notices bubbles forming. The mass after the reaction is slightly lower than before.
What is the best explanation?
A student leaves an iron nail in water for several days. A reddish-brown coating forms on the nail.
Which observations provide evidence that a new substance formed?
(Select all that apply.)
Which statement best explains why Plant A grew the most?
Select the word to fill in the blank:
Energy flow in the ecosystem begins with __________
What does this diagram show us?
Identify the grass, grasshopper, eagle and mushrooms with its corresponding role in the food chain.
top consumer (apex predator)
Organisms that eat dead and decaying plants and animals
Select the word to fill in the blank:
Plants are known as producers because __________
Select the word to fill in the blank:
Animals get energy from the food they eat which allows them to __________
Which properties helped you identify the metal? (Select all that apply.)
Based on the investigation, which factors are necessary for plant growth? (Select all that apply.)
The arrows in a food web __________.