Big Questions... Flashcards

You may prefer our related Brainscape-certified flashcards:
0
Q

Where would be the best place to try and find an unknown animal?

A

The deep sea where only a submarine could traverse.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

Is the Earth hurtling around the moon, or is the moon hurtling around the Earth?

A

The Moon is hurtling around the Earth at more than a Kilometer per second.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Are there any undiscovered animals?

A

Yes.

Tropical rainforest
butterfly net
hundreds of insects.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are atoms?

A

The building blocks out if which everything is made

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How small are atoms?

A

It would take ten million laid end to end to stretch across the dot of an exclamation mark.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What gives blood it’s red color?

A

A chemical in the blood called haemoglobin which carries the oxygen from your lungs all around your body.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

When there is a lot of oxygen in your blood what happens to the color?

A

Your haemoglobin makes your blood a nice bright red color.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What happens to your blood when you run or play?

A

Body uses up more oxygen and your blood becomes darker red.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Which animals have blue blood?

A

Octopuses, squid, lobster, cuttlefish and horseshoe crabs.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Why are your veins blue?

A

Because your veins are close to the surface of your skin,

The skin only lets certain colors of light through it

So blood appears blue from the outside.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Where does wind come from?

A

When warm air rises, cooler air moves in to take its place. This is wind!

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Dialect

A

Different words

Different ways of making sentences.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

How exactly did the meteor hitting Earth result in dinosaur extinction?

A
  1. Dust and poison in sky blots out the sun.
  2. Plants needing sunlight died
  3. Vegetarian Dino’s died than carnivores.
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Why do monkeys love bananas?

A

Consider it a sweet treat

Soft and squashy allowing them to eat it quickly before it is stolen by others.

Fructose in bananas gives them energy.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Why do we get the hiccups?

A

Eating too fast
Drink cold or fizzy

Shock causes diaphragm muscle to jerk sharply.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How long did a famous case of hiccups last?

A

68 years.

16
Q

What are stars?

A

They are other suns.

Big and bright as our sun, but they are fainter because they are further away.

17
Q

How far away is the nearest star?

A

It would take the fastest rocket hundreds of thousands of years to reach it.

18
Q

Which animal was the first pet and how do we know this?

A

Dogs.
40,000 years ago helping with hunting.

Grave 10-12,000 years ago in Israel
- woman was discovered, buried with her puppy.