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Revsion Y7

Total questions: 63

Worksheet time: 41mins

Name
Class
Date
1.

What kind of energy does this device use?

a)

Chemical

b)

Electrical

c)

Thermal

d)

Chemical

2.

Which of the following is a form of potential energy?

a)

Light energy

b)

Thermal energy

c)

Chemical energy

d)

Sound energy

3.

Which of the following is a renewable energy source?

a)

Coal

b)

Natural gas

c)

Solar power

d)

Oil

4.

What type of energy is stored in a compressed spring?

a)

Kinetic energy

b)

Electrical energy

c)

Thermal energy

d)

Potential energy

5.

What is the equation to calculate speed?

a)

Speed = Time ÷\div Distance

b)

Speed = Distance x Time

c)

Speed = Distance ÷\div Time

d)

Speed = Distance + Time

6.

What is an object doing when it is decelerating?

a)

Speeding up

b)

Slowing down

c)

Traveling at a constant speed

7.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
8.

A forces applied when the objects involved are in direct contact.

a)

Contact forces

b)

Normal forces

c)

Non-contact forces

9.

Generated between two bodies in contact with each other by rubbing between them.

a)

Push or pull

b)

Tension

c)

Elasticity

d)

Friction

10.

Is the force usually exerted by a surface on an object that is resisting against it.

a)

Friction

b)

Normal force

c)

Elasticity

d)

Tension

11.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
12.
What type of force is holding this balloon to the wall?
a)
Applied
b)
Gravitational
c)
Magnetic
d)
Electrical
13.

A type of fictional force that acts upon objects as they travel through the air.

a)

Normal Force

b)

Applied Force

c)

Air Resistance Force

14.

Moving an object away from your body is an example of _____ .

a)

lift

b)

pull

c)

push

15.

The force between the phone and the mount is a

a)

contact force

b)

non-contact force

16.

Air resistance is a...

a)

Contact Force

b)

Non-Contact Force

17.

Magnetic Force is an example of ____________ force.

a)

contact

b)

non-contact

c)

balanced

d)

unbalanced

18.

______________ is a force that always acts in the direction opposite of motion.

a)

applied

b)

friction

c)

gravity

d)

normal

19.

H2O is an example of

a)

Compound

b)

Element

20.
The horizontal row on the periodic table is called a
a)
group
b)
family
c)
period
d)
atomic number
21.
A vertical column is called...
a)
group
b)
tower
c)
period
d)
crew
22.

Which mixture can be separated using a filter?

a)

sand and iron filings

b)

saltwater

c)

sand and water

d)

none of the above

23.

What is the atomic number of chlorine?

a)

35

b)

18

c)

7

d)

17

24.

How many neutrons are found in atom of sulphur?

a)

16

b)

32

c)

6

d)

8

25.

Protons have __________ charge.

a)

positive

b)

negative

c)

no

26.

How many atoms of sodium (Na) are in one molecule of baking soda?

a)

1

b)

2

c)

3

d)

4

27.

What is the chemical symbol for carbon?

a)

C

b)

Ca

c)

Cn

d)

Crn

28.

Molecules bonded together make up atoms.

a)

true

b)

false

29.

How many atoms make up one molecule of laughing gas?

a)

1

b)

2

c)

3

d)

4

30.

Calcium + Fluorine =

a)

Calcium fluorine

b)

Calcium fluoride

c)

Fluorine calcium

d)

Fluoride calcium

31.
Elements can be broken down into simpler substances. 
a)
false 
b)
true 
c)
sometimes 
32.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
33.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

34.

What is CO2 and example of?

a)

element

b)

molecule

c)

compound

35.
Which of the following lists only elements?
a)
H2O + OH, MgCl2
b)
H2O, KF, Ne
c)
KCl, Ag, Au
d)
K, Cl, N
36.
a)
Element
b)
Compound
37.

What is atomic number ?

a)

Number of Protons

b)

Number of Electrons

c)

Number of Protons and Electrons

d)

Number of Protons and Neutrons

38.

What is Atomic Mass Number ?

a)

Number of Protons

b)

Number of Neutrons

c)

Number of Protons and Neutrons

d)

Number of Protons and Electrons

39.

What is the Atomic Number of this Element

a)

7

b)

3

c)

4

d)

1

40.

What is the Atomic Mass Number of the element mentioned above

a)

12

b)

6

c)

C

d)

16

41.

 

The heart is an example of different tissues working together to perform a specific job. This is an example of a(n):

a)

cell

b)

tissue

c)

organ

d)

organ system

42.

The basic unit of structure and function in any living thing is:

a)

cell

b)

tissue

c)

organ

d)

organ system

43.

A group of similar cells working together is called...

a)

cell

b)

tissue

c)

organ

d)

organ system

44.

Which level of organization should letter C represent?

a)

cell

b)

tissue

c)

organ

d)

organ system

45.

What part of the cell is colored?

a)

cell membrane

b)

nucleus

c)

cytoplasm

d)

body

46.
Found only in plant cells.  It supports and protects the cell
a)
cytoplasm
b)
nucleus
c)
cell wall
d)
cell membrane
47.
Makes food for the plant cell
a)
nucleus
b)
vacuole
c)
cell wall
d)
chloroplast
48.

Which part of the cell contains DNA?

a)

cell membrane

b)

cytoplasm

c)

nucleus

d)

mitochondria

49.

What is the function of the mitochondria?

a)

respiration

b)

breathing

c)

transpiration

d)

controls the cell

50.

What is the function of the cell membrane?

a)

respiration

b)

controls what goes into and out of the cell

c)

contains DNA

d)

presentation

51.

What are the levels of living organisms from smallest to largest?

a)

Tissue - Organ Systems - Cells - Organs - Organism

b)

Cells - Tissue - Organs - Organ Systems - Organisms

c)

Organs - Organ Systems - Organisms - Cells - Tissue

d)

Cells - Tissue - Organisms - Organ Systems - Organs

52.

A joint is....

a)

Where two or more bones meet

b)

Attaches muscles together

c)

On a football pitch

d)

A bad tackle

53.

What does a tendon do?

a)

Hold muscles together.

b)

Hold joints in place.

c)

Connect bone to bone.

d)

Connect bone to muscle.

54.

The circulatory system uses _________ to deliver oxygen to the rest of the body.

a)

blood cells

b)

lungs and nose

c)

Stomach

d)

brain and spinal cord

55.
In multicellular organisms, tissues are comprised of _______.
a)
organs
b)
systems
c)
cells
d)
blood
56.
When tissues come together, they form ___________.
a)
cells
b)
atoms
c)
organs
d)
systems
57.

Which system in the human body functions primarily to supply the blood with oxygen and remove carbon dioxide?

a)

excretory

b)

immune

c)

respiratory

d)

cardiovascular

58.
What body system is for support, protection, and creates new blood cells?
a)
skeletal system
b)
muscular system
c)
circulatory system
d)
integumentary system
59.

What are the units for mass?

a)

g

b)

N

c)

Kg

d)

N/Kg

60.

What are the units for force?

a)

N

b)

Kg

c)

N/Kg

d)

cm

61.

What force is always pulling as towards the ground?

a)

Friction

b)

Gravity

c)

Weight

d)

Drag

62.

Which of the following is not a non-contact force

a)

Air resistance

b)

Weight

c)

Magnetism

d)

Electrostatic

63.

Which part of a plant cell is a storage space filled with cell sap?

a)

vacuole

b)

cell membrane

c)

mitochondria

d)

chloroplast

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