Quiz about Triangular Dots

Question 1

When gas changes to liquid, we call it...

Accepted Answer

condensation

Answer

freezing

Answer

melting

Answer

vaporization

Question 2

Number 3 refers to...

Accepted Answer

Condensation

Answer

Vaporization

Answer

Freezing

Answer

Melting

Question 3

Number 2 refers to...

Accepted Answer

Melting

Answer

Vaporization

Answer

Condensation

Answer

Freezing

Question 4

Number 4 refers to...

Accepted Answer

Vaporization

Answer

Freezing

Answer

Melting

Answer

Condensation

Question 5

Which is a correct measurement reading for the length of the red object?

^{Image Source: https://www.brighthubeducation.com/middle-school-science-lessons/127728-scientific-measurement-scavenger-hunt/}

Accepted Answer

2.35 cm

Answer

2.3 cm

Answer

2.350 cm

Answer

2.40 cm

Question 6

Which of the following sets of numbers are the certain digits in the measurement reading?

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Accepted Answer

2 and 7

Answer

2 and 3

Answer

2 and 5

Answer

2 and 0

Question 7

___ is when light travels through a material and bends.

Accepted Answer

Refraction

Answer

Diffraction

Answer

Dispersion

Answer

Mirage

Question 8

The point where the rays meet is known as....

Accepted Answer

the focal point

Answer

Fire

Answer

refraction

Answer

Plane of the lens

Question 9

Is a convex lens thicker or thinner in the middle?

Accepted Answer

Thicker

Answer

Thinner

Question 10

If an object's distance from a convex lens were increased, the image would become which of the following?

Accepted Answer

Smaller, only

Answer

Larger and virtual

Answer

Larger, only

Answer

Smaller and virtual

Question 11

This image is...

Accepted Answer

inverted and bigger

Answer

Inverted and smaller

Answer

not inverted and smaller

Answer

not inverted and bigger

Question 12

Which TWO things is the image showing?

Accepted Answer

Cells composing a tissue of an organ.

Accepted Answer

A special arrangement of cells

Answer

Cells of the same type in different organs

Answer

The colour of cells in different organs.

Question 13

What is the image describing?

Accepted Answer

The part of our brain in charge of motion and sensations.

Answer

The amount of limbs and parts in our body.

Answer

The color of our brain and how small these regions are.

Answer

The shape of our brain according to the part it controls.

Question 14

What is the term for the pattern formed by arranging dots in the shape of a triangle?

Accepted Answer

Triangular Number

Answer

Square Number

Answer

Pentagonal Number

Answer

Hexagonal Number

Question 15

Which of the following sequences represents triangular numbers?

Accepted Answer

1, 3, 6, 10, 15

Answer

1, 4, 9, 16, 25

Answer

2, 4, 8, 16, 32

Answer

1, 2, 4, 8, 16

Question 16

If a triangular dot pattern has 6 rows, how many dots are there in total?

Accepted Answer

28

Answer

21

Answer

15

Answer

18

Question 17

Which formula represents the nth triangular number?

Accepted Answer

$$T_n = \frac{n(n+1)}{2}$$

Answer

$$T_n = n^2$$

Answer

$$T_n = n(n-1)$$

Answer

$$T_n = 2^n$$

Question 18

In a triangular dot pattern, how many dots are in the 5th row?

Accepted Answer

5

Answer

10

Answer

15

Answer

20

Question 19

What is the 10th triangular number?

Accepted Answer

55

Answer

45

Answer

50

Answer

60

Question 20

Which of the following is NOT a triangular number?

Accepted Answer

20

Answer

10

Answer

15

Answer

21

Question 21

How does the concept of triangular numbers apply in real-world scenarios?

Accepted Answer

Arranging bowling pins

Answer

Stacking cubes

Answer

Building pyramids

Answer

Laying bricks

Question 22

If you add the first four triangular numbers, what is the sum?

Accepted Answer

30

Answer

20

Answer

25

Answer

35

Question 23

What is the relationship between triangular numbers and the arrangement of objects?

Accepted Answer

They can be arranged in a triangular grid.

Answer

They form a straight line.

Answer

They create a circular pattern.

Answer

They are arranged in a square grid.

Triangular Dots

25 questions

When gas changes to liquid, we call it...

Number 3 refers to...

Number 2 refers to...

Number 4 refers to...

Which letter represents amplitude? (a)

List the steps of the scientific method

Which is a correct measurement reading for the length of the red object?
^{Image Source: https://www.brighthubeducation.com/middle-school-science-lessons/127728-scientific-measurement-scavenger-hunt/}

Which of the following sets of numbers are the certain digits in the measurement reading?
^{Image Source: https://brainly.com/question/17383291}

___ is when light travels through a material and bends.

The point where the rays meet is known as....

Create a free account and access millions of resources

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Triangular Dots

25 questions

When gas changes to liquid, we call it...

Number 3 refers to...

Number 2 refers to...

Number 4 refers to...

Which letter represents amplitude? (a)

List the steps of the scientific method

Which is a correct measurement reading for the length of the red object?Image Source: https://www.brighthubeducation.com/middle-school-science-lessons/127728-scientific-measurement-scavenger-hunt/

Which of the following sets of numbers are the certain digits in the measurement reading?Image Source: https://brainly.com/question/17383291

___ is when light travels through a material and bends.

The point where the rays meet is known as....

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Which is a correct measurement reading for the length of the red object?
^{Image Source: https://www.brighthubeducation.com/middle-school-science-lessons/127728-scientific-measurement-scavenger-hunt/}

Which of the following sets of numbers are the certain digits in the measurement reading?
^{Image Source: https://brainly.com/question/17383291}