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Year 10 Revision Quiz all 2019

Total questions: 60

Worksheet time: 52mins

Name
Class
Date
1.

The graphs shows an object

a)

moving in a circle

b)

at constant speed

c)

decelerating

d)

accelerating

2.

The graph shows an object

a)

that has traveled 1300 metres

b)

that has traveled 1150 metres

c)

that has traveled 1600 metres

d)

that has traveled 1250 metres

3.

acceleration equals

a)

9.0 ms-2

b)

9.0 ms-1

c)

900 ms-2

d)

900 ms-1

4.

acceleration equals

a)

10.25 ms-2

b)

15 ms-2

c)

9.6 ms-2

d)

8.2 ms-2

5.

acceleration equals

a)

3 ms-2

b)

3.0 ms-2

c)

0.33 ms-2

d)

0.3 ms-2

6.

Which are the major components of a model rocket?

a)

body tube

b)

wings

c)

engine

d)

fins

e)

nose cone

7.

Which rocket component reduces drag?

a)

nose cone

b)

streamer

8.

Which rocket component provides thrust?

a)

engine

b)

nose cone

c)

launch lug

d)

fin

9.

Which rocket component provides stability?

a)

fin

b)

streamer

c)

nose cone

d)

shockcord

10.

What two forces slow a rocket down as it is being launched?

a)

Thrust & Lift

b)

Weight & Drag

11.

The force supplied by the rocket engine must be strong enough to overcome...

a)

Lift

b)

Weight

c)

Thrust

d)

Acceleration

12.
This circuit has more than one loop. When one light goes out, the others stay on. 
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
13.
When there is only one path for electrons to move through it is called a _____. When one light goes out, they all go out. 
a)
closed circuit
b)
parallel circuit
c)
series circuit
d)
open circuit
14.
The picture shows an electrical circuit. This circuit is a series circuit because: 
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current has more than one path to flow through
15.
What is a Parallel circuit? 
a)
Has only one path 
b)
Has more than one path 
c)
Allows energy to travel through easily 
d)
Has only one light bulb
16.
If the current through the battery was 10A in this diagram. What would the current through each bulb be?
a)
10A
b)
5A
c)
20A
d)
0A
17.
A correct statement of Ohm’s Law is:
a)
I= V R
b)
V ∝ I
c)
V = IR
d)
both b and c
18.
The equivalent resistance in this circuit is 
a)
100 ohms
b)
450 ohms
c)
400 ohms
d)
30 ohms
19.
The current going through the 90 ohm resistor is 
a)
10 amps
b)
0.1 amps
c)
0.2 amps
20.
What is the unit of Current?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
21.
What is the unit of voltage?
a)
Amps
b)
Watts
c)
Volts
d)
Joules
22.

What is the unit for resistance?

a)

Ohm

b)

Amp

c)

Volt

d)

Watt

23.

What is the unit for power?

a)

Joule

b)

Watt

c)

Ohm

d)

Amp

24.

When bulbs are connected in parallel

a)

they shine brightly

b)

they keep shining if one blows

c)

the current flowing is maximum

d)

all of these are true

25.

What current flows if a charge of 0.12 C passes through an ammeter every 3 seconds?

a)

0.04 A

b)

0.36 A

c)

25 A

d)

0.12 A

26.

How much charge flows from a 1.5 V cell that supplies 0.18 Joules to a circuit?

a)

0.12 C

b)

8.33 C

c)

0.27 C

d)

0.18 C

27.

What is the resistance of a bulb if a current of 2.5 A flows through it when there is a voltage of 12 V across it?

a)

4.8 Ω

b)

30 Ω

c)

21 A

d)

0.21 A

28.

What is the voltage across a bulb of resistance 100 Ω when a current of 20mA flows?

a)

2 V

b)

500 V

c)

5000 V

d)

0.0002 V

29.

What is the total resistance in a circuit with three 10 Ω resistors connected in series?

a)

30 Ω

b)

10 Ω

c)

300 Ω

d)

3.3 Ω

30.

What is the total resistance in a circuit with three 10 Ω resistors connected in parallel?

a)

10 Ω

b)

30 Ω

c)

3.3 Ω

d)

300 Ω

31.

What is the unit for charge?

a)

Q

b)

Coulomb

c)

Watt

d)

Amps

32.

Current is the rate of ________ of charge

a)

flow

b)

charge

c)

energy

d)

time

33.

In Physics the change of energy is the same as

a)

work

b)

electron

c)

charge

d)

time

34.

Voltage is the _________ per unit charge

a)

energy

b)

time

c)

current

d)

resistance

35.

Power is the rate of ___________ change

a)

energy

b)

current

c)

voltage

d)

resistance

36.

The defining equation for current is

a)

I=Q/t

b)

I=V/r

c)

I=Pt

d)

I=W/t

37.

The defining equation for voltage is

a)

V=W/Q

b)

V=Ir

c)

V=Qp

d)

V=P/I

38.

How much power does a 12 V battery supply when a current of 3.5 A is flowing to a circuit?

a)

3.4 W

b)

42 W

c)

12 W

d)

0.21 W

39.

*(hard question!! 5 minutes allowed)

The missing current is

a)

0.21 A

b)

0.34 A

c)

0.12 A

d)

0.56 A

40.
a)

it is an LDR with the positive side indicated

b)

it is a diode with the negative side indicated

c)

it is an LDR with the negative side indicated

d)

it is an diode with the positive side indicated

41.
a)

it is an LDR which stands for light dependent resistor

b)

it is a diode that emits light called an LED

c)

it is an LDR which stands for light developing resistor

d)

it is a diode which absorbs light and changes resistance

42.
a)

the graph is for a lamp and it curves as it heats up and gains resistance

b)

the graph is for a resistor and it curves as it heats up and gains resistance

c)

the graph is for a lamp and it curves as it cools down and loses resistance

d)

the graph is for a resistor and it curves as it cools down and loses resistance

43.
a)

graph showing that the ratio of V/I is constant for a resistor

b)

graph showing that the ratio of V/I is constant for a lamp

c)

graph showing that the ratio of V/I is constant for a diode

d)

graph showing that the ratio of V/I is not constant

44.

If each electron has a charge of -1.6x10-19 C...how many of them does it take to make up 1 Ampere of current?

a)

6.25x1018

b)

6.25x10-18

c)

1.6x1019

d)

1.6x10-19

45.

What does reflection mean?

a)

It is when the light transmits through the material and the direction of it changes as well.

b)

It is when the material is rebounding the light.

c)

Light is absorbed by a material

46.

When a rainbow is formed outside naturally, what causes the light to refract?

a)

A. Small raindrops

b)

B. Sunlight rays

c)

C. Tiny mirrors

d)

D. Glass prisms

47.

Which explains why the fork looks different under water?

a)

light can't pass through the glass

b)

the wavelength of light lengthens

c)

the amount of light increases when going through water

d)

light is refracted at an angle when passing through different mediums

48.

What is a magnifying glass made from?

a)

convex lens

b)

plane glass

c)

concave lens

d)

transparent magic glass

49.
Fill in the blank with the best answer: After light passes through a convex lens the light comes together at a __________. 
a)
Spot
b)
Focal point
c)
point
d)
Local Point
50.

Another name for a convex lens

a)

converging lens

b)

diverging lens

c)

bendy glass

d)

concave lens

51.

To see a rainbow sunlight needs to enter and leave suspended water droplets in the atmosphere at an angle relative to the observer equal to :

a)

142o

b)

32o

c)

42o

d)

132o

52.

A beam of light is incident on a rectangular glass block at 30o to the normal. What happens to this beam?

a)

it will refract towards the normal inside the glass block

b)

it will speed up inside the glass

c)

it will exit the block on the other side parallel to the original path

d)

it will bend towards the normal line when it exits the block on the other side

53.

White light from the sun

a)

travels in straight lines

b)

is made up of all the colours of the rainbow

c)

is yellow

d)

travels in curves

54.

Which word means white light is spread apart into the rainbow colours?

a)

dispersion

b)

refraction

c)

reformation

d)

diversion

55.

To spear a fish from above the water surface you need to aim

a)

slightly forward and deeper

b)

slightly behind and deeper

c)

slightly forward and shallower

d)

straight at the image

56.

The type of image formed on the back of the eye

a)

real, inverted and diminished

b)

virtual, inverted and diminished

c)

real, upright and diminished

d)

virtual, inverted and magnified

57.

What is it?

a)

circuit symbol for a variable resistor

b)

circuit symbol for an LDR

c)

circuit symbol for a thermistor

d)

road sign for a level crossing

58.
a)

graph showing resistance is inversely proportional to temperature

b)

for a thermistor

c)

graph showing resistance is proportional to temperature

d)

for a light bulb

59.

If a third resistor

a)

is added in series the current will go down

b)

is added in parallel the current will go up

c)

is added in series the current will go up

d)

is added in parallel the total circuit resistance goes down

60.
a)

the current I is the largest

b)

if all resistors are equal then total resistance = 1.5R

c)

if all resistors are equal then I1 = I2 + I

d)

the circuit supply voltage is divided evenly between all three resistors if 2R1 = R2 = R3