Forces and Speed

Question 1

What is Air Resistance?

Answer 1

A type of friction that happens when an object is moving through the air.

Question 2

What is a force?

Answer 2

Anything that starts, maintains or decreases motion.

Question 3

What are Balanced Forces?

Answer 3

Balanced forces are two opposing forces happening on one object that have equaled out so the object is no longer moving or it is traveling at a constant rate.

Question 4

What is Friction?

Answer 4

A force that decreases speed as it opposes motion upon contact.

Question 5

What is Gravity?

Answer 5

A force that act between all (in pairs) masses.

Question 6

What is a Kilogram (Kg)?

Answer 6

The measurement used when calculating Mass.

Question 7

What is Lubrication?

Answer 7

Application of a lubricant to create less friction between two surfaces.

Question 8

What is Mass (Kg)?

Answer 8

The amount of matter (stuff) something is made up of.

Question 9

What is a Newton (N)?

Answer 9

The unit of force in which you measure Weight.

Question 10

What is a Newton Meter?

Answer 10

A piece of equipment used to measure somethings weight (N).

Question 11

What are two opposing forces (P&P)? ex.

Answer 11

Push and Pull.

Question 12

What is a Resistive Force?

Answer 12

Any force that acts to slow down a moving object (friction).

Question 13

How do you make something Streamlined?

Answer 13

Rounded Front, Slowly Tapering Body and Smooth Surface.

Question 14

What are Unbalanced Forces?

Answer 14

edmnp[’?=-09iuy Two opposing forces acting on an object that are unbalanced, so it in increasing or decreasing in speed.

Question 15

What is Weight (N)?

Answer 15

The force of the Earth on an object due to its Mass.

Question 16

What is Water Resistance?

Answer 16

The force opposing an object moving through water.

Question 17

What is Thrust?

Answer 17

The Push force anything with an engine uses.

Question 18

What is Weight measured in?

Answer 18

Newtons (N).

Question 19

What is Mass measured in?

Answer 19

Kilograms (Kg)

Question 20

What is measured in Newtons (N)?

Answer 20

Weight.

Question 21

What is measured in Kilograms (Kg)?

Answer 21

Mass

Question 22

Mass ?, ? = Weight (e.g. Mass+74=Weight)

Answer 22

X, 10

Question 23

Weight ?, ? =Mass

Answer 23

/ (Divide), 10

Question 24

Speed = Distance ? Time

Answer 24

/ (Divide)

Question 25

Distance = Time ? Speed

Answer 25

X (Multiply)

Question 26

Time = Distance ? Speed

Answer 26

/ (Divide)

Question 27

Density = Mass ? Volume

Answer 27

/ (Divide)

Question 28

Mass = Density ? Volume

Answer 28

X (Multiply)

Question 29

Volume = Mass ? Density

Answer 29

/ (Divide)