Matter
Simple Machines
Water Cycle
Elements
Rock Cycle
100

What is matter?

Matter is anything that takes up space and can be weighed.

100

What are simple machines?

Simple machines are machines that make work easier.

100

What part of the water cycle is where rain happens?

It is precipitation.

100

What is an element?

A pure Substance.

100

What are the 3 types of rocks?

Igneous, Sedimentary and Metamorphic.

200

Name one example of how Solid turns into liquid.

Ice to water.

200

Name six types of simple machines.

  1. Lever
  2. Inclined Plane
  3. Pulley
  4. Wheel and Axle
  5. Screw
  6. Wedge
200

What is evaporation?

It is the process where liquid turns into gas.

200

What is the abbreviation for iron on the periodic table?

Fe

200

What is the oldest rock?

The oldest rock is the Igneous rock, with 1 million to 4.5 billions years old.

300
What are the three states of matter?

Solid, liquid and gas.

300

What is a wheel and axle?

A wheel and axle is a simple machine consisting of a circular wheel connected to a cylindrical axle.

300

What is condensation?

Condensation is when water vapor turns into liquid water due to cooling or contact with a cold surface. It forms clouds, dew, and visible water droplets.

300

Name three common elements found in the Earth's atmosphere.

Oxygen, Nitrogen and Carbon dioxide.

300

How is the metamorphic rock made?

When rocks are subjected to high heat and high pressure, and they form into a metamorphic rock.
400

What is a pulley?

A pulley is a wheel that carries a flexible rope, cord, cable, chain, or belt on its rim.

400

Why is the water cycle important to earth?

The water cycle is important to Earth because it distributes freshwater, influences weather and climate, supports ecosystems, shapes the Earth's surface, and helps regulate temperature.

400

How are elements different from compounds?

Elements are pure substances made up of one type of atom, while compounds are substances formed by the combination of different elements. Elements cannot be broken down further, while compounds can.

400

How is the sedimentary rock formed?

First, pieces of rocks are loosened by weathering, then is transported to a basin where the sediment gets trapped, If the sediment is buried deeply, they get compacted and cemented, forming a sedimentary rock.

500

How do simple machines help us in our daily lives?

It reduces the amount of energy used when performing certain tasks, like going up ramps, Screws, scissors, etc. 

500

What are the steps of the water cycle in order?

The water cycle steps are

Evaporation, Condensation, Precipitation, Interception, Infiltration, Percolation, & Transpiration

500

What are the three main categories of elements on the periodic table, and how are they differentiated?

The three main categories of elements on the periodic table are metals, nonmetals, and metalloids. Metals are shiny, good conductors of heat and electricity, and can be hammered into thin sheets. Nonmetals are dull, poor conductors, and often exist as gases or brittle solids. Metalloids have properties between metals and nonmetals and act as semiconductors.

500

Can you explain how the rock cycle happens?

The rock cycle is a continuous process where rocks are formed, broken down into sediments through weathering and erosion, and then reformed into new rocks. It begins with the formation of igneous rocks from cooling magma or lava. These rocks can be weathered and eroded, and the resulting sediments can be deposited and compacted into sedimentary rocks. With heat and pressure, these rocks can undergo metamorphism and transform into metamorphic rocks. Through melting and cooling, rocks can return to the igneous stage, completing the cycle.

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