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Physics Flashcards

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1
Q

What is mass measured in?

A

Kilograms

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2
Q

If the mass is 30kg, what is the gravity pull on Earth (N)

A

300kg (you times the mass by 10)

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3
Q

If the mass is 30kg, what is the gravity pull on the Moon (N)

A

60kg (you times the mass by 2)

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4
Q

If the mass is 30kg, what is the gravity pull on Mars (N)

A

120kg (you times the mass by 4)

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5
Q

Does the force of gravity pull or push?

A

Pull

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6
Q

If the force from the engine is 500N but the force of air resistance is 300N ,what will the car do?

A

Move forward

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7
Q

If the force from the engine is 500N and the force of air resistance is also 500N, what will the car do?

A

It won’t move

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8
Q

If the force from the engine is 500N and the force of air resistance is 700N, what will the car do?

A

Move backwards

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9
Q

If two teams are playing tug off war and the force of friction on one side is 700N but the force of friction on the other side is 500N what’s the unbalanced force

A

200N

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10
Q

What’s the closest planet to the sun?

A

Mercury

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11
Q

What’s the farthest planet from the sun?

A

Neptune

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12
Q

What’s the biggest planet in our solar system?

A

Jupiter

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13
Q

The further the planet from the sun the …… it’s year

A

Longer

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14
Q

What’s the planet thats years are twice as long as Earth’s?

A

Mars

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15
Q

Do planets closest to the sun have higher or lower temperatures?

A

Higher

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16
Q

What planet has rings around it?

A

Saturn

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17
Q

What’s a planet that isn’t in our solar system called?

A

Exoplanet

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18
Q

State a name of one object that generates light

A

The sun

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19
Q

Gravity is a force that pulls an object towards…

A

The centre of the earth (or other planets)

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20
Q

The force of gravity is measured in…

A

Newtons

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21
Q

You can measure the force of gravity an object has by using a

A

Newton Balance

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22
Q

What is mass?

A

How much matter is in a substance

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23
Q

If you traveled to a different planet, the mass of an object would…

A

Stay the same

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24
Q

The force of gravity would depended on…

A

Which planet you visit

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25
Q

Using a rubber shower mat will create more or less friction?

A

More

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26
Q

Using rubber tires will create more or less friction?

A

More

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27
Q

Waxing your skis will create more or less friction?

A

Less

28
Q

Sliding on a polished slide will create more or less friction?

A

Less

29
Q

Oiling a bicycle wheel will create more or less friction?

A

Less

30
Q

Pulling on bicycle brakes will create more or less friction?

A

More

31
Q

After take of can the thrusters be turned of off?

A

Yes, there is no friction in space

32
Q

What happens if a rocket gets closer to mars?

A

The force of gravity increases

33
Q

What is a Martian Atmosphere?

A

The atmosphere of mars

34
Q

What happens to a rocket if it enters the Martian atmosphere?

A

Air resistance

35
Q
A
36
Q

The planet closest to earth

A

Mercury

37
Q

The planet closest to the Sun

A

Mercury

38
Q

The largest planet in the solar system

A

Jupiter

39
Q

the further the planets from the Sun… (year)

A

Longer it’s year

40
Q

State the name of one object that orbits a planet

A

The moon

41
Q

State the name of one object that generates light

A

The Sun

42
Q

State the name of the object farthest away from the earth

A

Protima

43
Q

State the name of one object that orbits the Sun

A

A planet

44
Q

Gravity is a non contact force that pulls an object towards

A

The centre of a planet

45
Q

The force of gravity is measured in units called

A

Newtons

46
Q

You can measure the force of gravity of an object with a

A

Newton balance

47
Q

Mass is a measure of

A

How much matter is in a substance

48
Q

Mass is measured in units called

A

Kilograms

49
Q

Force of gravity on earth is

A

Mass x 10

50
Q

If you travel to different planet, the mass of an object

A

Stays the same

51
Q

The force of gravity would depend on

A

Which planet you visit

52
Q

Force of gravity =

A

Mass x gravitational field strength

53
Q

Using a rubber mat in the shower increases or decreases friction?

A

Increases

54
Q

Using rubber tires increases or decrease is friction?

A

Increases

55
Q

Waxing your skis increases or decreases friction?

A

Decreases

56
Q

Sliding on a polished slide increases or decreases friction?

A

Decreases

57
Q

oiling a bicycle wheel increases or decreases friction?

A

Decreases

58
Q

Pulling on bicycle brakes increases or decreases fiction?

A

Increases

59
Q

If a rocket gets closer to Mars…

A

The force of gravity increases

60
Q

What is a Martian atmosphere?

A

It’s the atmosphere of mars

61
Q

What happens to rocket if it enters the Martian atmosphere?

A

Air resistance

62
Q

If the forces of a skydiver are unbalanced before the skydiver opens his parachute, what happens to the skydiver?

A

Skydiver will accelerate

63
Q

Is the forces of a skydiver are balanced before the skydiver opens for parachute, what happens to the skydiver?

A

This guy diaper will have a constant speed

64
Q

After a skydiver open, his parachute, and the forces are unbalanced, what happens to a skydiver?

A

The Skydiver slows down

65
Q

If the forces are balanced before landing, what happens to a skydiver?

A

The skydiver has a smaller, constant speed

Science (6 decks)

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