Chemistry chapter 2

Chemistry chapter 2

1st - 5th Grade

11 Qs

quiz-placeholder

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Chemistry chapter 2

Chemistry chapter 2

Assessment

Quiz

Chemistry

1st - 5th Grade

Hard

Created by

Myrka Oliva

Used 2+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which one of this techniques helps scientists to solve problems?

Use every data even though it is not related.

Don't analize, just solve by instinct.

Identify the known facts.

Get a quickly solution.

2.

MULTIPLE SELECT QUESTION

5 sec • 1 pt

What is SI fundamental unit of mass?

meter (m)

kilogram (kg)

second (s)

pounds (lb)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

List the number of significant digits og the following exercise:    5.029

1 significant digit

2  significant digit

3 significant digit

4 significant digit

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for density?

density = mass x volume

density = mass / volume

density = mass + volume

density = mass - volume

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?

8 g/cm3

2 g/cm3

2 kg/cm3

24 g/cm3

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Why do some substances float on water?

they are warmer than water

they are cooler than water

they are more dense than water

they are less dense than water

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Helium balloons rise on earth because

helium is less dense than air

helium is more dense than air

helium is cooler than air

helium is warmer than air

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