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Science DCP 3 Feb 25

Total questions: 50

Worksheet time: 52mins

Name
Class
Date
1.
Associated with transform boundaries.
a)
Volcanoes
b)
mountains
c)
trenches
d)
earthquakes
2.
A location where two tectonic plates collide is known as a _________ boundary.
a)
Convergent
b)
Divergent
c)
Transform
d)
Spreading
3.

Subduction means.....

a)

one plate goes under another plate

b)

two plates slide past each other

c)

two plate collide and form folded mountains

4.

Sea-floor spreading explains how.....

a)

new crust is created at a divergent boundary

b)

volcanoes are formed on continents

c)

deep sea trenches are formed

5.

The number one thing hurricanes need is...

a)

warm water

b)

cold air from cold fronts

c)

cold water

d)

strong warm front

6.

What causes global convection currents

a)

Forests

b)

greenhouse gases

c)

more land forms

d)

uneven heating of the Earth's surface

7.

Salad is an example of a _____________.

a)

homogeneous mixture

b)

heterogeneous mixture

8.

When two or more substances are combined so each can be separated by physical means, the result is a(n) _____.

a)

chemical change

b)

compounds

c)

mixture

d)

element

9.

This is a mixture of two or more substances in which one or more of these substances (solutes) is dissolved in another substance.

a)

compound

b)

element

c)

solution

d)

heterogeneous mixture

10.
Is water an element or a compound?
a)
Element
b)
Compound
11.

In an oven, electrical energy is transformed to _________________ energy.

a)

Thermal

b)

Solar

c)

Electrical

d)

None

12.

A battery converts what type of energy to another?

a)

sound to kinetic

b)

light to heat

c)

mechanical to electrical

d)

chemical to electrical

13.
Where is the potential energy the greatest?
a)
A
b)
B
c)
C
d)
D
14.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
15.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
16.
What type of galaxy has no defined pattern or shape?
a)
Spiral 
b)
Elliptical
c)
Irregular
d)
Constellation
17.
What are galaxies held together by?
a)
Gravitational Attraction
b)
Stars
c)
Other galaxies
d)
Dust and Gas
18.
What are the the 3 types of galaxies?
a)
Spiral Galaxies, Regular Galaxies, and Lliptical Galaxies
b)
Spiral Galaxies, Irregular Galaxies, and Elliptical Galaxies
c)
 Milky Way, Elliptical Galaxies, and Spiral Galaxies
d)
Milky Way, Elliptical Galaxies, and Irregular Galaxies
19.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
20.
What is the name of our galaxy? 
a)
Our galaxy is called the Milky Way galaxy 
b)
Our galaxy is called the Andromeda galaxy 
c)
Our galaxy is called the Grand spiral  galaxy. 
d)
Our galaxy is called the Whirlpool galaxy.
21.
The Milky Way galaxy is an example of an irregular galaxy
a)
true
b)
false
22.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
23.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
24.

Which comparison is correct?

a)

Supergiants are hotter and brighter than White Dwarfs

b)

Supergiants are hotter and less bright than White Dwarfs

c)

Supergiants are cooler and brighter than White Dwarfs

d)

Supergiants are cooler and less bright than White Dwarfs

25.

Which comparison is correct?

a)

Giants are brighter than Superigants

b)

Giants are just as bright as Supergiants

c)

Giants are less bright than Supergiants

d)

Giants do not have a brightness

26.
Earth's axis is tilted at - 
a)
23.5 degrees
b)
33.5 degrees
c)
28 degrees
d)
90 degrees
27.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
28.
Which season has the least amount of daylight in the Northern Hemisphere?
a)
Winter
b)
Spring
c)
Summer 
d)
Fall
29.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
30.

What type of tide would this arrangement of earth-moon-sun create?

a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
31.
What causes tides?
a)
gravity
b)
wind
c)
spring
d)
neap
32.
What type of tide will occur at 9:30 a.m.?
a)
low 
b)
high 
c)
none
d)
high and low
33.
Why does the moon's gravitational pull have more of effect on tides than the sun's gravitational pull?
a)
they are the same
b)
the moon is larger than the sun
c)
tides are not caused by the moon
d)
the moon is closer to the Earth than the sun
34.

What causes the tectonic plates to continually to move?

a)

Convection currents

b)

Volcanic and seismic activity

c)

Strong winds and storms

d)

Rotation of the solid core

35.
What causes warm air to rise?
a)
the fact that it's less dense than cold air 
b)
The fact that it weighs more than cold air 
c)
The fact that it has higher pressure than cold
d)
the fact that its more dense than cold air 
36.
Which term best describes how the earth's atmosphere is heated?
a)
Spirally
b)
Unevenly
c)
Circularly
d)
Kinetically
37.
What creates the air pressure difference between the equator and the poles?
a)
The length of the seasons
b)
The shape of the earth 
c)
the duration of the solar year
d)
The amount of direct sunlight each area receives 
38.

Tropical storms in the Northwest Pacific are called

a)

Hurricanes

b)

Cyclones

c)

Typhoons

d)

Tornados

39.

Where do typhoon forms?

a)

in a river or stream

b)

inside the earth

c)

over the ocean

d)

at plate boundaries

40.

Review the graph showing marine fishing rates.If the fishing rate in Asia continues to grow, what will most likely happen as a result?

a)

The fish population will continue to rise.

b)

A wide range in ocean temperatures will be seen worldwide.

c)

The U.S. human population will decline.

d)

The overfishing will cause an imbalance in marine ecosystems.

41.

What happens when a fertilizer runoff happens?

a)

Algae grow rapidly.

b)

Fish get bigger.

c)

The water becomes very clear.

42.

What is one way humans are trying to positively impact the ocean?

a)

Fishing

b)

Drilling for oil and natural gas

c)

Creating artificial reefs

d)

Transporting goods in ocean vessels

43.

How do the oceans contribute to the amount of Oxygen in the Earth's atmosphere?

a)

Fish in the ocean produce oxygen.

b)

Phytoplankton in the ocean produce oxygen through the process of respiration.

c)

Phytoplankton in the ocean produce oxygen through the process of phtosynthesis.

d)

There is no oxygen production in the ocean.

44.

Which of the following is NOT a source of pollution in the ocean?

a)

Fertilizers used on land.

b)

Sand drifting along the bottom of the ocean floor.

c)

Oils found on city streets.

d)

Emissions from gas-burning vehicles.

45.

Which process is responsible for carrying fertilizers that have been applied to crops into bodies of water, such as a river?

a)

Runoff

b)

Evaporation

c)

Ocean Currents

d)

Tectonic Plate Movement

46.

Rigid layer that surrounds the cell of plants and some other organisms such as fungi

a)

Cell Wall

b)

Golgi Apparatus

c)

Chloroplast

d)

Cell Membrane

47.

Large oval structure that acts as the control center of the cell, directing all of the cells’ activities

a)

Vacuole

b)

Ribosome

c)

Golgi Apparatus

d)

Nucleus

48.

Thick, clear, gel-like fluid that fills the region between the cell membrane and the nucleus

a)

Mitochondria

b)

Cytoplasm

c)

Chloroplast

d)

Nucleus

49.

Rod-shaped organelles that convert energy in food molecules to energy the cell can use to carry out its functions

a)

Mitochondria

b)

Golgi Apparatus

c)

Ribosomes

d)

Endoplasmic Reticulum

50.

Organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells can use in making food

a)

Cell Wall

b)

Chloroplast

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