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Sixth Grade Science YEAR review!

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.
The FIRST thing a student should do in a science investigation is -
a)
read the steps of the investigation
b)
clean off the table
c)
get out safety equipment
2.
A group of 4th graders was dissecting a flower.  One ate a petal and dared another to do so too.  What safety rule is being broken?
a)
Never eat, drink, or sniff anything in a science investigation
b)
Tie back your hair
c)
Keep your work area clean
d)
dispose of extra supplies in designated containers
3.
WHICH OF THESE DESCRIBES THE LAW OF CONSERVATION OF ENERGY?
a)
NO MACHINE IS 100% EFFICIENT
b)
ENERGY IS NEITHER CREATED OR DESTROYED
c)
THE ENERGY RESOURCES OF EARTH ARE LIMITED
d)
THE ENERGY OF A SYSTEM IS ALWAYS DECREASING
4.
In order to INCREASE the potential energy of an object, you need to:
a)
put the object lower to the ground
b)
raise the object higher
5.
Is this activity as an example of potential or kinetic energy Choose “PE” or “KE”:
A child on his way down a playground slide.
a)
PE
b)
KE
6.
Eggs cooking in a frying pan.
a)
Conduction
b)
Convection
c)
Radiation
7.
Snowman melting in the sun.
a)
Conduction
b)
Convection
c)
Radiation
8.
Water boiling in a kettle.
a)
Conduction
b)
Convection
c)
Radiation
9.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
10.
What is the condition of the Earth's atmosphere at a certain time and place?
a)
climate
b)
temperature
c)
weather
d)
air pressure
11.

______ causes deep ocean currents

a)

The Coriolis Effect

b)

gravity

c)

wind

d)

density differences

12.

What does the blue line represent in the Thermohaline circulation?

a)

Warm salty water

b)

Warm water

c)

Cold water

d)

Cold salty water

13.

Which pictures shows the correct "Global Conveyor Belt"?

a)
b)
c)
d)
14.
driving forces behind weather and climate
a)
salinity, temperature
b)
Sun, convection
c)
Moon, radiation
d)
Hurricanes, conduction
15.

The smallest unit of a living thing

a)

cell

b)

tissue

c)

organ

d)

organ system

e)

organism

16.

A living thing that is made up of organ systems.

a)

cell

b)

tissue

c)

organ

d)

organ system

e)

organism

17.
Which is an example of an organism?
a)
a beetle
b)
a lake
c)
a rock
d)
a shell
18.
What is an organelle?
a)
Different types of cells
b)
Different parts of a cell
c)
Different types of organisms
d)
Different places that make energy for cell
19.
Large body of air with the same temperature, pressure, and moisture characteristics is called?
a)
warm front
b)
cold front
c)
air mass
d)
jet stream
20.
______ is the average pattern for weather over a long period of time.
a)
climate
b)
weather
c)
forecast
d)
sunlight
21.
What are the 3 major climate zones in order from equator to the poles?
a)
polar, temperate, tropical
b)
tropical, temperate, polar
c)
temperate, polar, tropical
22.
The Coriolis Effect is caused by
a)
Earth rotating around the sun
b)
Earth rotating on its axis
c)
The tides
d)
Gravity
23.
What is the water cycle?
a)
the 3 forms of water
b)
the movement of water on, above, or below the surface of the Earth
c)
when water melts
d)
when clouds form
24.

Which is one of TWO body systems that allows the body to move?

a)

Cardiovascular System

b)

Muscular System

c)

Nervous System

d)

Circulatory System

25.

Which body system obtains oxygen from the environment and expels carbon monoxide?

a)

Respiratory

b)

Cardiovascular

c)

Muscular

d)

Skeletal

26.

Which of the following provides the best evidence that the circulatory system and the respiratory system work together to carry out their functions?

a)

Nutrients are absorbed into the blood from the intestines.

b)

Lungs expand and contract through movements of the diaphragm.

c)

New red blood cells are generated in the marrow of bones.

d)

Gases exchanged in the lungs are carried by the blood.

27.

What is something male birds do to attract female birds?

a)

Have brightly colored plumage

b)

Use feathers to impress females and intimidate other males

c)

Sing

d)

All of the above

28.

What is asexual reproduction?

a)

The process by which organisms produce more of their own kind

b)

Having characteristics that allow specific functions to be performed

c)

A method of reproduction that requires both a male and female parent

d)

A method of reproduction that requires only one parent

29.

Animals have developed characteristic behaviors that help in________________________the odds of being able to reproduce.

a)

decreasing

b)

equalizing

c)

leveling

d)

increasing

30.

How are dandelion seeds dispersed?

a)

by animals

b)

by explosion or bursting

c)

by wind

31.

The process in which an organism produces more of its own kind is called-

a)

genetics

b)

reproduction

c)

adaptive behavior

d)

offspring

32.

What type of reproduction doe these terms relate to: DNA, male, female, unique, traits, egg, sperm

a)

Asexual Reproduction

b)

Sexual Reproduction

33.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
34.
How much of your DNA do you inherit from your mom?
a)
10%
b)
25%
c)
50%
d)
it varies
35.

If Purple Flowers (P) are dominant over white flowers (p), what would the phenotype be for a Pp genotype?

a)

Purple flowers

b)

White flowers

c)

Not enough information

36.

In what state of matter is kinetic energy the highest most likely?

a)

Solid

b)

Liquid

c)

Gas

37.

If a cup of hot chocolate is put in the microwave, would that add or remove thermal energy to the hot chocolate.

a)

Thermal Energy is Added

b)

Thermal Energy was Removed

38.

Which model is demonstrating what molecules in a liquid look like.

a)
b)
c)
39.

If thermal energy is increasing, what is happening to the kinetic energy.

a)

Kinetic energy would be decreasing

b)

Kinetic energy would stay the same

c)

Kinetic energy would be increasing

40.

The total kinetic energy of the tiny particles that make up matter.

a)

Thermal Energy

b)

Energy Transfer

c)

Temperature

d)

Heat

41.

Movement of energy from one object to another.

a)

Heat

b)

Energy Transfer

c)

Themal Energy

d)

Temperature

42.
When you leave your cold drink outside, the glass may have water drops on it.  This is an example of...
a)
condensation
b)
evaporation
c)
precipitation
d)
estuary
43.

If a door was left open between the bedroom (74 degrees) and the living room (68 degrees), what would likely happen to the temperatures after several hours?

a)

nothing, they would not change

b)

both rooms would become hotter 

c)

both room would become colder

d)

the bedroom temp. would lower and the living room temp. would rise

44.

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

a)

Hotter to colder

b)

Colder to hotter

c)

Hotter to hotter

d)

Colder to colder

45.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
46.

Why is Earth's equator warmer than the poles?

a)

angle of the sun is more direct

b)

it's closer to the sun

c)

there is more water near the equator

d)

snow at the poles keeps it cold

47.

The seasons are caused by___________?

a)

The tilt of the Earth on its axis

b)

Tropical Storms

c)

Changes in the moon

d)

The Earth's rotation

48.
When water is heated in the ocean by the sun and turns into water vapor
a)
condensation
b)
evaporation
c)
transpiration
d)
runoff
49.

A-Brown hair; a-blond hair

Which describes is the phenotypes of the offspring?

a)

50 % Brown Hair and 50% Blond Hair

b)

25 % Brown Hair and 75% Blond Hair

c)

75 % Brown Hair and 25% Blond Hair

d)

0% Brown Hair and 100% Blond Hair

50.

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

a)

a. organism, organelle, cell, tissue, organ, organ system

b)

a. organ system, organ, tissue, cell, organism, organelle

c)

a. organelle, cell, tissue, organ, organ system, organism

d)

a. cell, organ, tissue, organelle, organ, organism, organ system

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