KE 7E 23.3 Quiz

KE 7E 23.3

Quiz

•

Chemistry

•

7th Grade

•

Medium

Marjukka Joutsenlahti

Used 2+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

H =

helium

vety

happi

elohopea

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hiilidioksidimolekyyli

Vesimolekyyli

Happimolekyyli

Fluorimolekyyli

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ilma on puhdas aine.

Totta.

Tarua.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ilmasta n. 78 % on

happea

vetyä

hiilidioksidia

typpeä

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kasvien yhteyttämisreaktiossa vapautuu sokerin lisäksi

vettä

suolaa

hiilidioksidia

happea

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Mikä on veden kemiallinen merkki?

O₂

H₂O

CO₂

N₂

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Mistä maapallolle saadaan lisää puhdasta vettä?

Ei mistään, sillä vesi kiertää.

Vesitornista putkia pitkin hanaan.

Haetaan lähteistä vettä.

Me emme tarvitse lisää puhdasta vettä.

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