Extra Practise 4.1

• Physics

Extra Practise 4.1

Blue background = For everyone

Yellow Background = Only havo

Green Background = Only VWO

Please check your answers when you have made them, you need answers from previous questions for the next one.

Extra information

when you see ms^-1 this  is the same as m/s

When you see ms^-2 this means the same as m/s²

^{When powers are used it will be written like this;}

3 x 10 7 which means 3 x 10⁷

2 Thunderstorm
Use BINAS table 15A for this question.
During a thunderstorm you hear the thunder 2.0 s after you see the lightning.
a. Calculate the distance between you and lightning. Assume it is a temperature of 20 ° C (293 K).
The speed of light is 2,99792·10 8 ms-1.

2 Thunderstorm
Use BINAS table 15A for this question.
During a thunderstorm you hear the thunder 2.0 s after you see the lightning.
b. How much time would there be between thunder and lightning if the temperature were 0 ° C (273 K)?

1. On the A2 motorway, a maximum speed of 100 km / h applies to the 40 km between Amsterdam and Utrecht. The speed is controlled with automatic route control. At 9:44 a car is registered by a camera in Amsterdam. At 10:12 the same car is registered in Utrecht. a. Prove with a calculation that the driver of this car does not have to be afraid of getting a fine for speeding.

1. Another driver drives at an average speed of 120 km / h. During his trip he stops between Amsterdam and Utrecht to refuel.
b. Calculate the minimum amount of time he needs to refuel to ensure that he will not be fined

3. Marije leaves from home to school and cycles at a constant speed of 15 km / h. She takes 12 minutes to complete her journey and is at school right on time.
a. Calculate the distance between Marije's house and her school.

3 Wouter, Marije's brother, attends the same school. He leaves 5.0 minutes after his sister and cycles at a speed of 18 km / h. Wouter is unfortunately too late.
b. Calculate how many minutes he is late.

3c At what speed should Wouter have had to cycle to get to school on time?

3. A modern jet plane flies at an average speed of 900 km / h. The earth has a radius of 6,371·10 6 m.
a. Calculate how many hours it would take a plane to fly around the globe non-stop. (at the equator)

3. The International Space Station (ISS) flies at an altitude of 320 km above the earth's surface. It takes 91 minutes for one round of the earth.
b. Calculate the speed of the ISS in km / h.

3c. How many times faster does the ISS move than an airplane?

Homework:

Please do Q 8 until 11 of 4.1