Chemical and Physical changes
Electricity and Magnetism
Constructive and Destructive Forces
Cells and Microorganisms
Inherited traits and Classifications
100

Define Chemical and Physical changes

What is a Chemical change crates a new substances with different properties and a physical change is only a change in for or state of the subtsance

 

100

Name a device that used Electromagnetism

What is a doorbell and an electro motor because these devices use electricity to make a temporary magnet

100

What is a constructive process that forms new land?

What is volcano euruption because it builds up the Earth's surface when lava flows from a vocano and cools down it hardens into a rock and forms new lands like island and mountains.

100

What is the basic unit of life?

What is the cell because the cell is the smallest unit that can carry out all the processes needed for life

100

What are inherited traits 

What is inherited traits are traits passed down from their parents to the offspring like for an example, eye color, hair color, and hair type

200

Predict what happens when you mix vinegar and baking soda


What is it bubbles and fizzes making it a Chemical change?


200

Descrip what happens when a circuit is open

What is it doesn't work because the electricity cannot flow so devices that uses the circuit wont work

200

Compare a constructive and destructive processes and give a example of each

What is a constructive process builds up land like a volcano forming a mountain or island and a destructive process breaks down land like erosion carrying away a hill side

200

Compare plant cells and animal cells, what are two differences

What is plant cells have a cell wall that is stiff that gives them their rectangle shape and helps them protect them and chloroplasts helps them make their own food with photosynthesis from sunlight and animals get their food from by just eating it not making it

200

What is one difference between inherited traits and learned behaviors?

What is inherited traits come from your parents like hair type, skin color , and eye color while a learned behaviour is something you pick from your peers after you are born like learning to ride a bike or talk

300

Make a claim about a substance changing and support your claim with evidence

What is burning toast is a chemical change because of a change in color, smell, odor, and it is irreversible.  

300

How can magnetism be used to generate electricity

What is since magnetism is used to generate electricity in devices like generators when the conductor like for example a copper wire it moves through a magnetic field and the motion causes electrons to move making an electric current

300

Explain how a river can be both a constructive and a deconstructive force

A river can be destructive when it erodes the land and constructive when it deposits sediment because when water is flowing it erodes the banks and carries away soil which is a destructive process and when the water is slowing down its flow it drops the sediments is was carrying and the deposition can build things like deltas or new land making is also a constructive process

300

Why are some microorganisms helpful and others harmful

What is helpful organisms do good things like helping us digest food and make food while harmful ones cause diseases like yeast is used to help bread rise

300

Why do some animals species look different even though they have the same inherited traits

What is they can have small differences in their genes and the environment can also affect how traits show up because the genes are also mixed ina different way

400

Use evidence to argue that condensation is a physical change and not chemical. Explain your answer.

What is the water vapor turns back into liquid and no new substance is formed. 

400

Predict how adding more batteries in a circuit will make the bulb more brighter

What is adding more batteries in a circuit will increase the voltage which will make the current flow faster making it increase the brightness of the bulb because the number of batteries the more energy it gets to get brighter

400

draw an investigation show how wind cause erosion and how it changes land over time

What is you can use a tray of sand and a fan to show how it changes the surface because the fan could act as wind making it erode the sand making it show flattened areas or new patterns

400

if you were looking at a cell under a microscope how would you tell if it was a plant cells or animal cell

What is if I looked under microscope I would look for a cell wall and chloroplasts for a plant cell and if it has both it would be a plant cell that being the only two parts a animal cell doesn't have

400

A student went outside to classify common plants found in her backyard. The student came across a tree and looked down. Near the bottom of the tree, there was a low growing plant. She picked up the damp plant and it peeled off from the tree and noticed there was just fuzz underneath the plant.

Which plant could the low-growing plant be classified with

What is the low growing plant can be classified with algae because they both do not produce seeds nor do they have roots, leaves, and stems

500

Compare and contrast the effects of physical change on different materials like plastic and metal

What is Heat bends plastic more than metal and they both only change shape but keep the substance the same.

500

Explain how electro magnets can help move more heavy objects than other magnets

What is Magnet slike electromagnets are used in junkyard to lift old metals like old cars and other heavy medals because when using an electromagnet when you turn it on it can become stronger And it can be controlled

500

make a plan to protect a coastel like town from both destructive and constructive natural processes (explain)

what is you can build sea walls and plant dunegrasses to stop the erosion and guide sediment with barriers to help form a protective sandbar 

500

If you could design a cell that works like both a plant and animal cell what parts would you include and why would you include it

What is I would include chloroplasts to make food and parts to help it move like cilia or flagella

500

Create a way to classify animals based on its inherited traits like its skin and how they move

What is to classify animals I could first look at their body covering like if it has fur its a mammal, feathers a bird, scales either a fish or reptile the group them based off there traits I would be able to group them

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