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Brianna > Science Exam > Flashcards

Science Exam Flashcards

1
Q

Atoms of all elements contain what three particles 

A

Protons, neutrons and electrons 

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2
Q

What type of charge does a neutron have? 

A

Neutral

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3
Q

What type of charge does an electron have? 

A

Negative 

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4
Q

What type of charge does a proton have?

A

Positive

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5
Q

What two particles are found within the nucleus

A

Protons and neutrons

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6
Q

What does the atomic number represent? Where is it found?

A

The number of protons in the element 

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7
Q

What does the atomic mass represent? Where is it found?

A

Protons + neutrons 

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8
Q

The physical properties of an element describe what six things 

A

Color shape, size harness mass and melting point 

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9
Q

What is the chemical properties of an element described?


A

 how is substance reacts with other types of matter

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10
Q

What is the limit of electrons in the first level closest to the nucleus? 

A

Two

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11
Q

The fourth state of matter is

A

Plasma

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12
Q

What is an example of plasma?

A

Lightning

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13
Q

Why do welders wear protective gear?

A

To protect their eyes and skin 

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14
Q

What is the name of the early device that showed the changes in temperature? 

A

The thermoscope 

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15
Q

Who invented the thermoscope? 

A

Galileo Galilei

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16
Q

What did Daniel Fahrenheit initially create?

A

 a mercury thermoscope

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17
Q

With the Fahrenheit scale, what temperature does water freeze? Water boils?

A

It freezes at 32°, and Boyles at 112° 

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18
Q

What did Andreas Celsius create? 

A

Celsius scale 

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19
Q

With the Celsius scale, what temperature does water freeze? Water boils?

A

It freezes at 0°, in Boyles at 100° 

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20
Q

Sarah, William Thompson, a.k.a. Lord Kevin designed what scale 

A

The absolute zero scale 

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21
Q

Name the three philosophers who helped formulate the laws of motion

A

Galo, Newton in Aristotle 

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22
Q

What is newton’s first law of motion? 

A

An object at rest tends to stay at rest and an object in motion tends to stay in motion, unless acted upon by an outside force 

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23
Q

What is newtons second law of motion 

A

force is the mass of the object multiplied by acceleration 

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24
Q

What is newtons third law of motion?

A

For every action there’s an equal and opposite reaction

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25
Q

What does interior of an object depend on? 

A

Mass

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26
Q

Name the two ways to describe the movement of an object

A

Speed and velocity 

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27
Q

What is the mathematical formula to calculate speed? 

A

Speed equals distance / time 

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28
Q

What is velocity? 

A

The measure of an object, speed, and direction 

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29
Q

What is acceleration?

A

 The change in an objects velocity over a period of time 

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30
Q

What is the mathematical formula to calculate acceleration?

A

Speed equals distance /  time 

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31
Q

Does water have high or low heat capacity?

A

High heat capacity

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32
Q

Name the three ocean water movements 

A

Tides, waves, and currents 

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33
Q

How many times daily do ocean tides alternate?

A

Twice

34
Q

What are tsunamis?

A

The waves that are due to cinematic activity and cause a large amount of water to be moved 

35
Q

Why are water levels important?

A

Predicting tsunamis and storm surges, navigating ships through the water and coastal engineering and charting the seafloor 

36
Q

Define current 

A

Continuous flow of ocean water In a certain direction

37
Q

What is the Cornelius effect?

A

A result of earths rotation, which causes ocean and wind currents too specific patterns 

38
Q

 What is a gyres

A

Wins that cause currents to flow in a circular motion

39
Q

What is a rip current? 

A

A strong flower of waters that return the word perpendicular to the shore

40
Q

How do you escape a rip current? 

A

Swim parallel to the beach and remain calm

41
Q

How many major body systems are there there?

A

11

42
Q

The cardiovascular system is the blank blank system of the body

A

Major transitory

43
Q

The respiratory system includes

A

The trachea, lungs, and diaphragm

44
Q

Bronchi branches off into smaller passageways until blank is form

A

Alveoli

45
Q

But covers approximately how many miles of the human body

A

12,000 miles

46
Q

Then digestive system includes what organs

A

The mouth, esophagus, stomach, small, intestines, large, intestines, rectum, and anus 

47
Q

Food enters the blank

A

Mouth

48
Q

What age in the chemical digestion?

A

Saliva helps moist in the food particles, making food easier to swallow

49
Q

Food mixes with blank and blank

A

Stomach acid and enzymes

50
Q

Can you help filter the blank from waist and toxins

A

Blood

51
Q

Describe a heart murmur 

A

When a heart valve does not close tightly and allows a backflow of blood

52
Q

What is paralysis?

A

The muscular contractions that move food through the digestive track

53
Q

Name some things that are dependent on the muscle action

A

Running, jumping, blinking the eyes, and breathing

54
Q

What are three types of muscle tissue?

A

Skeletal, smooth and cardiac

55
Q

How many skeletal muscles are attached to the bones of the skeleton?

A

650

56
Q

What is a tendon?

A

The connective tissue that attaches muscle to bone

57
Q

Name the three function of skeletal muscles

A

How old the skeletons together, get the body shape, and provide the force to move bones

58
Q

Smooth muscles line what apart from the body 

A

Lines, the digestive, track, blood vessels, bladder, and other internal organs

59
Q

Do muscles move, involuntary or voluntary

A

Involuntary

60
Q

Where is the cardiac muscle found?

A

In the heart

61
Q

What things can stress on the heart lead to 

A

Periodic pulse rates, chest pain, and enlarged heart and heart failure

62
Q

What does vitamins A and C Enhance

A

The bodies immunity

63
Q

Why are Carneys harmful to the human body? 

A

They have cancer, causing agents in them 

64
Q

What helps to build strong muscles and bones? 

A

Constant exercise 

65
Q

Where are good exercises that help build bone mass?

A

Walking, jogging, hiking, climbing, stairs, playing sports, skiing, and weight training 

66
Q

What is dendrite

A

Transmits information toward the cell body 

67
Q

What is a neurotransmitter?

A

And your impulse crosses a snap with the aid of chemical messengers 

68
Q

 What are meso cramps a result of?

A

Electrolyte imbalance

69
Q

Defined the following cooking methods poanch and bake 

A

Involves water or liquid just under the boiling point, cooking food in a pan or dish with or without a lid 

70
Q

Names three unhealthy cooking choices 

A

Fry, deep, fry, and cream 

71
Q

What does an imbalanced diet include 

A

Includes six nutrients, water, proteins, carbs, fat, oil, vitamins, and minerals

72
Q

A poor diet and lack of exercise increases the race for

A

Developing diseases and obesity 

73
Q

Protons are made up of smaller units called 

A

Proteins 

74
Q

Fats and oils are awesome known as

A

Lipids

75
Q

What are the two types of carbohydrates? 

A

Sugars and starches 

76
Q

What are unsaturated fats

A

Certain facts found in vegetable oil, nuts, whole grains, and fish are beneficial if eating in moderate amounts

77
Q

What two things will century persons muscle

A

Shrink, and the number of fat cells will increase 

78
Q

Why is moderation important 

A

It helps us when choosing what to eat in over consumption of foods that will cause health issues if they are consumed in large quantities 

79
Q

What four components does blood consist 

A

Red and white blood cells, plasma, and plates

80
Q

Name two weight-bearing exercises

A

Running and walking 

Brianna (19 decks)

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