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Half-Term year 9

Total questions: 59

Worksheet time: 43mins

Name
Class
Date
1.
The sun and all of the planets and other bodies that travel around it. 
a)
Universe 
b)
Galaxy 
c)
Star
d)
Solar System 
2.
A relatively large spherical body that orbits a star.
a)
Star 
b)
Planet
c)
Moon 
3.
A large celestial body that is composed of gas and that emits light.
a)
star
b)
black hole
c)
element 
d)
big bang
4.
A collection of stars, dust, and gas bound together by gravity.
a)
Nebula
b)
Galaxy 
c)
Universe
d)
Protostar
5.
Which of the following is the largest?
a)
star
b)
universe
c)
cluster
d)
galaxy
6.

Which planets is one of the inner planets?

a)

Jupiter

b)

Saturn

c)

Mercury

d)

Neptune

7.

How many stars are in our solar system?

a)

billions

b)

hundreds

c)

two

d)

one

8.

What force causes the planets to orbit the sun?

a)

orbit

b)

gravity

c)

orbital velocity

9.

The further the distance between objects, the ...

a)

the stronger the gravitational attraction becomes

b)

the weaker the gravitational attraction becomes

c)

the gravitational attraction stays the same

10.

Which statement is true?

a)

An object will have the same mass on different planets but a different weight

b)

An object will have a different mass on different planets but the weight will stay the same

c)

An object will have the same mass and weight on different planets

11.

What unit is weight measured in?

a)

Grams

b)

Kilograms

c)

Newtons

d)

N/Kg

12.

What unit is mass measured in?

a)

Grams

b)

Kilograms

c)

Newtons

d)

N/Kg

13.

How many planets orbit around the sun?

a)

7

b)

9

c)

8

d)

10

14.

How long does it take for the Earth to complete one rotation about its axis?

a)

24 hours

b)

1 month

c)

1 year

15.

How long does it take for the Earth to orbit the sun once?

a)

24 hours

b)

1 month

c)

365 1/4 days

16.

What causes the seasons?

a)

The Earths rotation

b)

The Earths tilt

c)

The moon

d)

The weather

17.
At position A, which hemisphere would have summer?
a)
Northern hemisphere
b)
Southern hemisphere
18.
Why is it warmer in the summer?
a)
Closer to the sun
b)
More direct light from Earth's tilt
c)
Stronger light from the sun
d)
Earth spins slower
19.
The moon reflects light from the sun.
a)
True
b)
False
20.

It takes about ________ for the moon to orbit Earth.

a)

24 hours

b)

28 days

c)

1 year 

d)

365 days

21.

An example of a stimulant is

a)

marijuana

b)

caffeine

c)

bath salts

d)

alcohol

22.

Group of drugs that speed up activities of the central nervous system, making people feel alert, awake, and jittery

a)

opiates

b)

narcotics

c)

depressants

d)

stimulants

23.

An example of a stimulant is

a)

marijuana

b)

caffeine

c)

bath salts

d)

alcohol

24.

Group of drugs that speed up activities of the central nervous system, making people feel alert, awake, and jittery

a)

opiates

b)

narcotics

c)

depressants

d)

stimulants

25.

An example of a depressant is

a)

inhaler

b)

alcohol

c)

energy drink

d)

LSD

26.

Any substance, other than food, that alters the function of both the mind and the body.

a)

Liquid

b)

Drug

c)

Alcohol

d)

Hormone

e)

Pizza Crunchers

27.

Drugs that are used to treat or prevent diseases and other conditions.

a)

Alcohol

b)

Vitamines

c)

Illicit drugs

d)

Medicine

28.

Some recreational drugs are legal.

a)

True

b)

False

29.

The type of drugs taken for pleasure are known as...

a)

depressants

b)

stimulants

c)

recreational drugs

d)

illegal drugs

30.

Consequences from intake of stimulants are...

a)

liver and heart damage

b)

slow down the brain

c)

less muscular activity

31.

What chemical is released when you abuse drugs?

a)

Adrenaline

b)

Dopamine

c)

Cholesterol

d)

All of the above

32.

Stimulants drugs can lead to:

a)

Increased heart rate, blood pressure & body temperature

b)

Decreased heart rate, blood pressure & body temperature

c)

Diabetes, cancer, & heart disease

d)

Decreased tolerance, withdrawal, & risk of addiction

33.

What is the addictive DRUG in tobacco?

a)

Carbon Monoxide

b)

Carinogens

c)

Nicotine

d)

Tar

34.

This classification of drug distorts your perception and will cause a person to see & hear things.

a)

Opiates

b)

Stimulates

c)

Hallucinogens

d)

Psychoactive

35.
What is a clinical drug trial?
a)
Testing drugs before they're released to make sure they're safe and work
b)
Giving people medicine that will help improve their conditions
c)
Developing a drug and putting it on the market for immediate use
d)
Testing drugs in a clinic to see how effective they are
36.
What is a placebo?
a)
A second type of drug given to all people in a trial
b)
A 'dummy' pill given to all people in the trial
c)
A 'dummy' pill given to half of the people in the trial
d)
A drug that will probably harm the patients taking it 
37.
What is a double blind trial?
a)
The participants take the drug blindfolded
b)
When the scientist and the participants are unaware of whether they are taking the drug or placebo
c)
When the participants choose what they want to take without telling the scientist
d)
When the scientist knows who is taking the drug but the participants don't
38.
Which of these is NOT a reason that will get people to take part in a clinical trial?
a)
They're being offered money as a reward for their time
b)
They want to help advance medicine
c)
They think it sounds interesting 
d)
They're bored and want something to do with their time 
39.
Why are double blind trials important?
a)
They make sure the results are fair and unbiased
b)
If the scientist knows who has taken the drug they will lie or change results to show it works
c)
They are the only type of clinical trials available 
d)
Patients might lie about any side effects they feel 
40.

What makes up the Central Nervous System?

a)

Brain & Spinal Cord

b)

Brain & Liver

c)

Spinal Cord & Small Intestine

d)

Spinal Cord & Liver

41.

What type of drug is alcohol?

a)

Inhallant

b)

Analgesic

c)

Depressant

d)

Stimulant

42.

What does alcohol do to the body?

a)

Speeds it up

b)

Slows it down

43.

Why are people told to not drink alcohol and drive?

a)

Increases alertness

b)

Decreases reaction time

44.

Many chemicals in cigarettes are considered carcinogenic because they cause what?

a)

Emphysema

b)

Cancer

c)

Heart disease

d)

Liver Failure

45.

What is tar?

a)

A plant used to make cigarettes

b)

A toxic metal found in rechargeable batteries

c)

A chemical released by the body in exciting situations

d)

A sticky substance formed by cigarette smoke

46.
What is a double blind trial?
a)
The participants take the drug blindfolded
b)
When the scientist and the participants are unaware of whether they are taking the drug or placebo
c)
When the participants choose what they want to take without telling the scientist
d)
When the scientist knows who is taking the drug but the participants don't
47.

Which are two effects of stimulant drugs?

a)

Slow your ability to respond to situations

b)

Make you see and hear things

c)

Increase your heart rate

d)

Increased blood pressure and body temperature

48.
What is a placebo?
a)
A second type of drug given to all people in a trial
b)
A 'dummy' pill given to all people in the trial
c)
A 'dummy' pill given to half of the people in the trial
d)
A drug that will probably harm the patients taking it 
49.
Why are double blind trials important?
a)
They make sure the results are fair and unbiased
b)
If the scientist knows who has taken the drug they will lie or change results to show it works
c)
They are the only type of clinical trials available 
d)
Patients might lie about any side effects they feel 
50.

Arsenic is a substance found in cigarettes that is also found in:

a)

rat poison

b)

cleaning products

c)

nail polish remover

d)

ink

51.
The relative atomic mass is the average mass of an atom compared to 
a)
the mass of a carbon-12 atom.
b)
1/12 the mass of a carbon-12 atom
c)
the mass of a hydrogen atom
d)
1/12 the mass of a hydrogen atom
52.
The relative molecular mass of a compound is equal to the sum of its
a)
Atomic mass
b)
Atomic number
c)
Oxidation number
d)
Valence electrons
53.
What is the relative atomic mass of sodium?
a)
11
b)
23
c)
46
d)
64
54.
What is the relative molecular mass of fluorine gas, F2?
a)
19
b)
38
c)
9
d)
18
55.
What is the unit of relative molecular mass?
a)
kilogram
b)
gram
c)
gram per mole (g/mol)
d)
no units
56.
The formula of a compound is M(OH)2. Given that the Mr of the compound is 98, calculate the Ar of M.
a)
32
b)
64
c)
81
d)
94
57.

The periodic table displays the mass of how many moles of each element?

a)

1 mole

b)

2 moles

c)

8 moles

d)

it does not tell you the mass of elements

58.

Find Atomic Mass: What is the mass of one mole of Lithium (Li)?

a)

6.9 grams

b)

14.0 grams

c)

22.9 grams

d)

56.9 grams

59.

Find Molecular Mass: Calculate the mass of one mole of CO2 (carbon dioxide).

a)

18.0 grams

b)

44.0 grams

c)

14.0 grams

d)

180.0 grams

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