Show:
Science Safety Rules
Acids
Science Equipment
Bases
Parallel Circuit
100
You should wear closed shoes, roll up sleeves and tie back hair.
How do you dress in a lab?
100
Three foods at are acids are lemon, grapefriut and orange.
What is food that have acid in them?
100
It's used to mix and measure liquids.
What is a breaker used for?
100
It turns red litmus paper blue.
What color does bases turn red litmus paper?
100
No, because they all have there own paths.
Do all the switchs all have to been closed to for the light blub to be on?
200
Two way are fire blanket and exinguishers.
What is two ways to put out a fire?
200
It has poulluted lakes and ponds. Killed wildlife.
What has acid rain poulluted or killed?
200
You use a test tube brush and soap to wash it then but it in a test tube holder.
What do you do after you use a test tube?
200
Bases have a sour taste to them.
What is the taste of bases?
200
No, because you cause a short in the wire.
What if there is a extra wire that doesnt have anything on it will it work?
300
It imporatant because you need to keep you and other people safe.
Why should you know your safety rules?
300
The litmus paper turn red.
What colour does blue litmus paper trun in acids?
300
It heats up chemicals at high temperatures.
What does a evaporating dish do?
300
The base has been mixed with a acid. It means its neutral.
What if a base salt water what is it?
300
They are uesd in school, factories and homes.
Where are parallel circuit used?
400
You should waft it because you can get sick, burn your nose and pass out.
How do u smell a chemical and why?
400
Acid gives off hydrogen gas.
What is giving off when acid wears away metal?
400
A petria dish is used to hold specimens and bacteria.
What hold specimens ans used to grow bacteria?
400
Phenolphthalein is the substance that turns bases pink.
What is the substance that turn bases pink?
400
The difference is parallel ciruits are they don't go dim when u add more.
What is the difference between series and parallel ciruits?
500
The right way is to use tongs, move it back and forth and away from you
What is the right way to heat a test tube?
500
They make salt water
What is acids and bases make if mix together?
500
You would need bunsen burner, flint/striker test tube and a test tube clamp.
What would u need to heat up a test tube?
500
It's called lye.
What is the base called in soap?
500
Yes, because the one switch is close and power is comming and going to the motor.
If there is two switchs and one is closewhere the motor is and one is open is the motor still working?