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Year 7 Big Fat Quiz of the Year

Total questions: 82

Worksheet time: 50mins

Name
Class
Date
1.

The scientists who study celestial objects are known as...

a)

Astrologers

b)

Astronomers

c)

Astroturf

d)

Celestial Scientists

2.

The last four planets in our solar system are known as...

a)

Gas Giants

b)

Gas Guzzlers

c)

Planetoidal Monoliths

d)

Mega-Planets

3.

This picture shows...

a)

Impact craters on the Sun

b)

Impact craters on the Moon

c)

Impact craters on the Earth

d)

Abstract art

4.

They orbit around the sun and don't give off their own light. What are they?

a)

Moons

b)

Fruits

c)

Blinging rings

d)

Planets

5.

Choose the right name of the magnet below.

a)

Cylinder magnet

b)

Bar magnet

c)

Horseshoe magnet

d)

Ring magnet

6.
How are light and sound ALIKE?
a)
Both travel as rays
b)
Both can vary in pitch
c)
Both depend on vibrations in air
d)
Both are forms of energy that travel as waves
7.
A pink kite ______.
a)
absorbs pink light and reflects the other colors
b)
reflects pink light and absorbs all the other colors
c)
absorbs all the colors
d)
reflects all the colors
8.

Based on this picture,tick two things use magnets.

a)

door

b)

door holder

c)

board game ( chess )

d)

table

9.

Choose the object that can be attracted to magnets.

a)

nail

b)

book

c)

rubber

d)

matchstick

10.
Which object would a magnet attract?
a)
a glass bottle
b)
a piece of paper
c)
a metal paper clip
compass
d)
a rubber eraser
magnetic field
11.
What is the name of the line at 90 degrees to a plane mirror?
a)
Average
b)
Mean
c)
Standard
d)
Normal
12.
Which level of organization is in order from smallest to largest?
a)
Cells, organs, tissues,organ systems
b)
Tissues, cells, organ systems, organs
c)
Organ system, organs, tissues, cells
d)
cells, tissues,organs, organ systems
13.
Four students examined the cells and made the following observations: 
Student 1: Cell 1 is a plant cell because it has a cell wall
Student 2: Cell 2 is an animal cell because it has a nucleus
Student 3: Cell 1 is a plant cell because it has chloroplasts
Student 4: Cell 2 is an animal cell because it has a cell membrane
Who is correct?
a)
Student 1 and Student 2
b)
Student 2 and Student 3
c)
Student 1 and Student 3
d)
Student 2 and Student 4
14.

The student conducted an experiment with circuits. Why was the bulb bright when he closed the switch?

a)

The switch produced an electric current

b)

Closing the switch broke the circuit

c)

Closing the switch completed the circuit

d)

The switch did not make a difference

15.
A battery or other device which provides energy for a circuit
a)
Conductor
b)
Power source
c)
Parallel circuit
d)
Complete circuit
16.

______________ are characteristics that distinguishes one organism from another organism.

a)

Traits

b)

Genes

c)

Descriptions

d)

Chromosomes

17.

Inside of the nucleus there are threadlike structures that contain genetic information from both parent cells that control the organisms traits. Those threadlike structures are called ______________.

a)

Memory Log

b)

Gene

c)

Chromosome

d)

Nucleic Acid

18.

What is a set of an organisms observable traits that CAN change during the organism's lifetime due to age and environmental change?

a)

Phenotype

b)

Genotype

c)

Traits

d)

DNA

19.

The Zygote is........

a)

the process of the egg cell and sperm cell joining together.

b)

the female sex cell that is formed in the ovary.

c)

the male sex cell that is formed in the testis.

d)

the new cell that is formed due to fertilization.

20.

How many chromosome pairs do you have?

a)

11.5

b)

21

c)

23

d)

46

21.

Which of the following is a gene?

a)

a change in DNA

b)

a segment in DNA

c)

a complete set of traits

d)

something we can see

22.

If a tree falls in a forest and no one is there to hear it, does it make a sound?

a)

No, because the molecules vibrating will not reach our ears.

b)

Yes, because sound is caused by vibrations. A tree falling would make a BIG vibration and cause sound waves to travel through the forest.

23.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic
24.
The two kinds of reflection are 
a)
transparent and translucent
b)
opaque and translucent
c)
regular and diffuse
25.
The space around a magnet where the force of a magnet can attract best is called__________
a)
magnetism
b)
bar magnet
c)
horseshoe magnet
d)
magnetic field
26.
The further two magnets are apart, the __________________ the force of magnetism.
a)
stronger
b)
weaker
c)
same
27.
True or False: A magnetic field is invisible.
a)
True
b)
False
28.

A change in the DNA code of a gene is classified as a _____________________.

a)

Environmental Influece

b)

Chromosomal Change

c)

Natural Alteration

d)

Mutation

29.

Which form of energy travels faster than anything in the universe?

a)

electrical energy

b)

sound energy

c)

heat energy

d)

light energy

30.
When light shines through a prism it creates a ________________
a)
colors
b)
ROY G. BIV
c)
spectrum
d)
electromagnetic wave
31.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
32.
The Sun is first seen in which direction in the morning?
a)
North
b)
East
c)
South 
d)
West
33.
The path an object takes as it revolves around another object is called an...
a)
Rotation
b)
Orbit
c)
Turn
d)
Spin
34.
Earth and the other planets closest to the Sun are MOSTLY made up of...
a)
Gas
b)
Metal
c)
Water
d)
Rock
35.
What are Chemical Reactions?
a)
It's when you mix substances.
b)
a process in which atoms rearrange to form new substances
c)
When something bubbles.
d)
letter and numbers showing the types and number of atoms
36.
Light passes through transparent and translucent objects. What is the scientific word for this?
a)
Reflection
b)
Deflection
c)
Transmission
d)
Incidence
37.
Metals that react quickly/strongly with water and acids are called?
a)
Reactive
b)
Unreactive
c)
Dangerous
d)
Corrosive
38.

When sound bounces of a hard surface and is heard again, it is called ... ?

a)

Annoying

b)

An echo

c)

A rebound

d)

A reflection

39.
What three things may happen to light that strikes an object? 
a)
The light may be reflected, transmitted or absorbed.
b)
The light may be reflected and refracted.
c)
The light may be absorbed and transmitted.
40.
Which two metals will be attracted by a magnet?
a)
iron and steel
b)
gold and silver
c)
aluminum and lead
d)
copper and cobalt
41.
Which metal is the least reactive out of: copper, magnesium, zinc and iron?
a)
copper
b)
magnesium
c)
zinc
d)
iron
42.

We can use echolocation and measuring the time taken for an echo to return to find the ... ?

a)

Distance from a surface/object.

b)

Find my friend Mr. Bat.

c)

Biggest shoal of fish.

d)

How deep the ocean is.

43.

Genes contain genetic

a)

Cells

b)

Traits

c)

Traitors

d)

Cytoplasm

44.

Why is a slinky useful when modelling sound waves?

a)

It shows the particles moving to and fro, but returning back to their original location.

b)

It is fun.

c)

It shows vibrations of particles with each loop.

d)

It shows air moving forwards from the source of the sound.

45.

What does this symbol represent?

a)

A variable resistor

b)

A Voltmeter

c)

A Motor

d)

A Light dependent resistor

46.

What is wrong with this circuit diagram?

a)

There is only one cell

b)

The lamp won't light

c)

The cell is the wrong way around

d)

The ammeter should be connected in series

47.

How many planets do we have in our solar system?

a)

9

b)

8

c)

7

d)

6

48.
What are the three states of matter?
a)
Rock, Brick, Shoe
b)
Solid, Liquid, Gas
c)
Liquid, Water, Soda
d)
Rain, Sleet, Snow
49.
Water can become all 3 states of matter. 
a)
True
b)
False
50.

The ______ is the center of our solar system.

a)

Sky

b)

Earth

c)

Sun

d)

Moon

51.
When light shines through a prism it creates a ________________
a)
colors
b)
ROY G. BIV
c)
spectrum
d)
electromagnetic wave
52.
Which object would a magnet attract?
a)
a glass bottle
b)
a piece of paper
c)
a metal paper clip
compass
d)
a rubber eraser
magnetic field
53.
True or False: All metals are attracted to magnet.
a)
True
b)
False
54.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
55.
When two magnets attract, they ______________
a)
push apart
b)
change color
c)
get colder
d)
pull together
56.

Choose all of the examples of a non-contact force:

Elija todos los ejemplos de una fuerza sin contacto:

a)

Gravity

b)

Tennis

c)

Magnetism

d)

Fluid Friction

57.

If the North Pole of a permanent magnet is placed next to a compass as seen in the picture, which direction will the needle move?

Si el Polo Norte de un imán permanente se coloca junto a una brújula como se ve en la imagen, ¿en qué dirección se moverá la aguja?

a)

To the right (away from the magnet)

A la derecha (lejos del imán)

b)

To the left (towards the magnet)

A la izquierda (hacia el imán)

c)

It will not move

No se moverá

d)

Need more information

Necesitas más información

58.

A normal human cell contains how many chromosomes?

a)

16

b)

26

c)

46

d)

14

59.

What happens when two north poles of a magnet are placed together?

¿Qué sucede cuando dos polos norte de un imán se colocan juntos?

a)

they repel (push away)

se repelen (se alejan)

b)

they attract (pull together)

se atraen

c)

they cancel each other out

se cancelan mutuamente

d)

the strength of the magnet is doubled

la fuerza del imán se duplica

60.
Acid + Metal --> ?
a)
Salt + Water
b)
Salt + Hydrogen
c)
Salt
d)
Hydrogen
61.
Magnesium + sulphuric acid --> ?
a)
magnesium sulfate + water
b)
magnesium sulfate + hydrogen
c)
magnesium chloride + hydrogen
d)
magnesium chloride + water
62.

Magnets have a north and a south ___________

Los imanes tienen un norte y un sur ___________

a)

shape

b)

color

c)

pole

d)

region

63.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
64.

Definition of a solid:

a)

definite shape and definite volume

b)

indefinite shape and definite volume

c)

indefinite shape and indefinite volume

d)

definite shape and indefinite volume

65.

What happens as liquid iron cools?

a)

The atoms slow down and move further apart

b)

The atoms speed up and move further apart

c)

The atoms slow down and move closer together

d)

The atoms speed up and move closer together

66.

Which of the following is true as you go from a solid to a gas?

a)

The atoms decrease in speed

b)

The atoms move closer together

c)

The atoms increase in speed

d)

The atoms do not change

67.

What happens to dew as it evaporates in the sun?

a)

It loses heat and becomes a gas

b)

It gains heat and becomes a gas

c)

It loses heat and becomes a liquid

d)

It gains heat and becomes a liquid

68.

Which of the following takes the shape of its container? Mark all that apply.

a)

solid

b)

liquid

c)

gas

69.

Solid to gas:

a)

deposition

b)

sublimation

c)

condensation

d)

evaporation

70.

What is the reading on voltmeter V1 if the reading on V2 = 9Vand V3 = 3V?

a)

27V

b)

3V

c)

9V

d)

12V

71.

The ratings for four typical domestic appliance fuses are 3A, 5A, 8A and 13A. Which fuse wires will melt if a current of 9A is passed through them?

a)

3A, 5A, 8A and 13A

b)

3A, 5A and 8A only

c)

3A only

d)

3A and 5A only

72.

What is resistance?

a)

An increase in voltage

b)

Opposition to current

c)

Energy from battery

d)

An increase in current

73.
The diagram shows the chromatogram for three colouring dyes and that for a brown marker. What dye(s) are contained in the marker's ink?
a)
purple and green
b)
purple and yellow
c)
purple only
d)
green and yellow
74.

which of the following materials are best used as insulators?

a)

Wood

b)

Rubber

c)

Metal

d)

Plastic

75.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic
76.

Ink can be separated by a method of -----------------------------------------------

a)

distillation

b)

filtration

c)

chromatography

d)

sedimentation

77.
a)

PH scale

b)

pH ruler

c)

pH scale

d)

pH statistical tables

78.

If air gets warmer the particles spread out more. This means sound travels more slowly through it.

a)

True.

b)

False.

c)

Not enough information.

79.

Sound is ... ?

a)

Particles bumping into each other

b)

Waves of energy travelling from one place to another

c)

The vibration of particles

d)

All the above.

80.

What colour does litmus paper turn when added to an alkali?

a)

Blue

b)

Red

c)

Green

d)

Colourless

81.
Light beams that pass through transparent objects are not "jumbled up". What is a scientific word which describes this?
a)
They are COHERENT
b)
They are BRIGHT
c)
They are NORMAL
d)
They are UNALTERED
82.
Which of the following is the smallest unit of life that can carry out all life functions?
a)
the mitochondria
b)
the vacuoles
c)
the nucleus
d)
the cell

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