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SCIENCE QUIZ

Total questions: 70

Worksheet time: 1hrs 23mins

Name
Class
Date
1.

How many planets in our solar system?

a)

7

b)

8

c)

12

d)

10

2.

It takes ________ days for the Earth to orbit the Sun.

a)

366 days

b)

366 1/2 days

c)

365 1/4 days

d)

300 days

3.

The Earth spins on its imaginary line called ______________.

a)

Orbit

b)

Equator

c)

Axis

d)

Line

4.

Which of the outer planets has the longest orbit?

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

5.

Which planet has a red surface color due to the high iron content of its soil?

a)

Saturn

b)

Mars

c)

Neptune

d)

Earth

6.

Which planet is the largest and has a giant storm?

a)

Neptune

b)

Mercury

c)

Jupiter

d)

Earth

7.

Which planet is the hottest and is covered with volcanoes and canyons?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

8.

What are the reasons for the seasons on Earth?

a)

A) Earth's rotation

b)

B) Earth's revolution

c)

C) Earth's tilt on its axis

d)

D) Both B and C

9.

What is the order of the planets from the Sun?

a)

Venus, Mercury, Earth, Mars, Saturn, Jupiter, Uranus, Neptune

b)

Mercury, Venus, Earth, Mars, Neptune, Uranus, Saturn, Jupiter

c)

Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury

d)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

10.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
11.

What are any of several small angular bones that in humans make up the wrist called?

a)

vertebrae

b)

carpals

c)

tarsals

d)

phalanges

12.

Another name for the skull, the part enclosing the brain?

a)

mandible

b)

scapula

c)

femur

d)

cranium

13.

What is the strong bone in the center of your chest that holds your ribs together?

a)

scapula

b)

sternum

c)

sacrum

d)

skin

14.

What are the two bones in the lower arm called?

a)

radius/ulna

b)

carpals/tarsals

c)

tibia/fibula

d)

Frank/Joe

15.

What is the upper arm bone that runs from the shoulder to the elbow?

a)

femur

b)

cranium

c)

sternum

d)

humerus

16.

What is the longest and strongest bone in your body?

a)

spine

b)

pelvis

c)

cranium

d)

femur

17.

What is the bowl-shaped structure to which your legs are attached?

a)

cranium

b)

spinal column

c)

pelvis

d)

cranium

18.

Which body system gives our body structure and protects the major organs?

a)

Muscular System

b)

Respiratory System

c)

Circulatory System

d)

Skeletal System

19.

What bone is highlighted?

a)

Skull (Cranium)

b)

Scapula

c)

Clavicle

d)

Mandible

20.

What bone is highlighted?

a)

Skull (Cranium)

b)

Mandible

c)

Scapula

d)

Clavicle

21.

What bone is highlighted?

a)

Skull (Cranium)

b)

Mandible

c)

Clavicle

d)

Scapula

22.

What bone is highlighted?

a)

Radius

b)

Ulna

c)

Humerus

d)

Carpals

23.

Which of the following body systems work together for support, protection, and movement?

a)

respiratory and circulatory

b)

skeletal and muscular

c)

skeletal and respiratory

d)

digestive and respiratory

24.
When tissues come together, they form ___________.
a)
cells
b)
atoms
c)
organs
d)
systems
25.
What is the place where two bones meet?
a)
hinge
b)
bone
c)
spot
d)
joint
26.

What is C?

a)

Skull

b)

RIbs

c)

Backbone

d)

Handbone

27.

What is the main function of A?

a)

To protect the brain

b)

To protect the internal organs

c)

To provide support of the body

d)

To help human movement

28.

What is the main function of D?

a)

To protect the brain

b)

To protect the internal organs

c)

To provide support of the body

d)

To help human movement

29.

Where is the position of Joint B?

a)

Elbow

b)

Knee

c)

Hips

d)

Neck

30.

What is joint involved to make the movement in the picture possible?

a)

joint at the elbow

b)

joint at the neck

c)

joint at the backbone

d)

joint at the shoulder

31.

Based on the picture, what happen if we does not have skeletal system?

a)

Our internal organs will injured

b)

We cannot move

c)

We will floating on air

d)

We cannot sleep

32.

This joint allows for back and forth movement.

a)

hinge joint

b)

ball and socket joint

c)

pivot joint

33.

What is the main organ of the circulatory system?

a)

small intestine

b)

bone

c)

lungs

d)

heart

34.
How many types of blood vessels are in our body?
a)
1
b)
2
c)
3
d)
4
35.

Arteries carry oxygen rich blood away from the heart.

a)

True

b)

False

36.

The job of the heart is to . . .

a)

pump blood around the body.

b)

send food to the small intestines.

c)

break down food.

d)

give energy to the body.

37.

Veins carry oxygen poor blood back to the heart.

a)

False

b)

True

38.

The heart is about the size and shape of your . . .

a)

head

b)

fist

c)

hand

d)

foot

39.

How does the heart work?

a)

It pumps blood first to the lungs, back to the heart and then around the rest of the body.

b)

It pumps blood first to the rest of the body, back to the lungs and then to the heart.

c)

It pumps blood around the rest of the body, back to the heart and then to the lungs,

40.
______________ are the smallest blood vessels.
a)
Arteries
b)
Veins
c)
Capillaries
41.
The circulatory system works with the ___________ system to provide our body with oxygen.
a)
respiratory
b)
digestive
c)
muscular
d)
skeletal
42.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 
a)
respiratory 
b)
digestive
c)
skeletal
d)
nervous
43.

When these parts contract, they push the blood out of the heart.

a)

Heart

b)

Aorta

c)

Ventricles

d)

Septum

44.

Guess what! The liquid part of your blood has a main component. Can you tell what it is?

a)

Red blood cells

b)

White blood cells

c)

Plasma

d)

Platelets

45.

Which of these is the symbol for a motor?

a)
b)
c)
d)
46.

Which of these is the symbol for an open switch?

a)
b)
c)
d)
47.

Which of these is the symbol for a battery?

a)
b)
c)
d)
48.

Which of these is the symbol for a light bulb?

a)
b)
c)
d)
49.

Which of these is the symbol for a cell?

a)
b)
c)
d)
50.

Shorter wires will make bulbs brighter. True or False?

a)

True

b)

False

51.

What is the function of an ammeter in a circuit?

a)

Measures the length of the wires in a circuit.

b)

Measures the current in a circuit.

c)

Measures how heavy the components are.

52.

Which of these is the symbol for a buzzer?

a)
b)
c)
d)
53.

A circuit will not work if….

a)

there is no battery or cell.

b)

the switch is on.

c)

there is not a break in the circuit.

d)

there is no buzzer.

54.

This circuit will not work. True or False?

a)

True

b)

False

55.

The image shows Earth's solar system with the planets numbered in sequence. Which planets have rocky surfaces?

a)

planets 1, 2, 3, and 4

b)

planets 2, 3, 4, and 6

c)

planets 4, 5, 6, and 7

d)

planets 5, 6, 7, and 8

56.

Adam measures his pulse rate before running. What is the changes on his pulse rate after running ?

a)

Increases

b)

Decreases

c)

No changes

57.

Why does your pulse rate increase after exercise?

a)

Because your heart stops beating

b)

Because your body needs less oxygen

c)

Because you are dehydrated

d)

Because your heart needs to pump blood more quickly

58.

What does a faster pulse rate indicate?

a)

Increased physical activity

b)

Dehydration

c)

Low energy levels

d)

Good health

59.

Your heart beats automatically, therefore it isn't a muscle.

a)

True

b)

False

(the heart is a muscle)

60.

How many chambers does your heart have?

a)

2

b)

6

c)

4

d)

3

61.

The upper chamber of the heart are called the left atrium and right atrium. What are the lower two chambers called?

a)

aorta

b)

right and left kidneys

c)

right and left ventricles

62.

What carries blood AWAY from your heart?

a)

veins

b)

arteries

c)

lymph system

63.

What type of muscle is the heart?

a)

Smooth

b)

Cardiac

c)

Skeletal

64.

What is the main organ of the circulatory system?

a)

Brain

b)

Lungs

c)

Heart

d)

Blood Vessels

65.

Which blood vessel carries blood toward the heart?

a)

Arteries

b)

Veins

c)

Capillaries

66.

What is the wall of the heart mainly made from?

a)

fat tissue

b)

skin tissue

c)

nerve tissue

d)

muscle tissue

67.

Which of the following best describes the structure of the heart?

a)

A single chamber with valves

b)

Two chambers with one-way valves

c)

Two chambers with two-way valves

d)

Four chambers with valves

68.
The lack of red blood cells in the blood system is called
a)
cyanosis
b)
anemia
c)
hemochromatosis
d)
hypoxia
69.
Blood forms mostly in the ___ in adults
a)
spleen
b)
liver
c)
bone marrow
d)
yolk sac
70.
Which  is not a formed element of the blood
a)
platelets
b)
RBC
c)
plasma
d)
WBC