Science

Jce Combination

9

Swimming pool chlorine

61.5%

Liquid chlorine< Glyced chlorine ‌ရေကူးကန်တွေ ကို ဂျီးတွေပြောင်မ‌ပြောင် တစ်မျိုးစီကို ရေ ဗုံးထဲထည့်စမ်းတာ ၃ ဗုံးနဲ့စမ်း ၂ ဗုံးက liquid chlorine နဲ့ Glyced chlorine ထည့်စမ်း ၁ဗုံးက ရိုးရိုးရေ

swimming pool liquid chlorine (hypothesis မေး)

(A) Liquid chlorine က Glyced C ထက်ပိုပြီး effectဖြစ် (contaminant)

(B) Glyced chlorine liquid C ထက်ပို effect ဖြစ်

(C) Both are effective depending on water

Chicken pox

The varicella vaccine —— effective preventing

Carry capacity

maximum amount of deer that can substain environment

Topi somerase 2 in mitosis

Help separate Chromosomes

Acid solution experiment ( valid ဖြစ်ချင်ရင် ဘာလုပ်ရမလဲ )

Less than PH3 ( sample များများသုံးသင့်တယ် )

D wort plant တွေကြားတိုင်းတာတဲ့ Unit

Light year

Artificial selection evidence

broccoli and cauliflower

2 cars momentum - m1v1 + m2v2 = (m1 +m2 ) V နဲ့ တွက်

0.5 meter per second

Inertia

more mass more inertia harder to push

Scientist Summarize

Particles cannot collides because of High temperature and pressure

Energy pyramid lost energy as it goes up, Why?

Last as heat environment respiration

Because energy expelled to environment as heat through respiration

Hydrocarbon + oxygen ဘာတွေရလဲမေး

exothermic reaction လို့ Q မှာ ပါ

CH4 +202 ——> CO2 + H4O2 + energy

Coral reef က ဘယ်အချိန်မှာ harm အဖြစ်ဆုံးလဲ

increase in seawater temperature lasting 15 to 25

Coral reef bleaching hypothesis

Coral and Algae symbiotic မဖြစ်ဘဲ reaction break down

Effort force and effort distance ( table နဲ့ force ဘယ် လိုသက်ရောက်တာလဲ)( see saw ပုံပေးထား)

effort distance က( X axis ) independent နဲ့ / effort force ( y axis) က dependent

State change graph ပေးထား ဘယ်ချိန်မှာ stage ချိန်းလဲမေး

Between 2 to 5

Hawk population year ll ကို predict လုပ်ခိုင်း

Tableအရ Decrease ဖြစ်

Hard water and soft water experiment

Ans 1: Survival rate of rat

Ans 2: magnesium diet

Skeletal system order

osteocytes → osteocytes tissue → femur → skeletal system

Rocket fuel

independent - types of fuel

dependent - specific impulses

Large Fish reduce

Small fish increase

Beach erosion error in experiment

taking result from same state ( north Carolina ) North Carolina state result state’s beach shore experiment

Nebula theory

Support because most energy at the center ( high temperature)

Magnesium diet rat deficient rat different probability

Rate 1 ….. / 40

Rate 2 …../ 40

Different . rat 1 - rat 2

27.5 → 28%

reducing reaction meaning

Lowering oxidation

Iridium graph

Peak at 65 millions years ago species iridium iridium

Cell phone and cancer experiments

Shuz cuz followed people for 20 years

Punnei square drag and down ( Genetic graph )

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