Team 1
0
Team 2
0
Teams
Name
Score
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Loading
×
thief
Give points!
5
10
15
20
25
×
shark
Other team loses 10 points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
lifesaver
Give 25 points!
Oops!
15
×
Is your weight the same in every planet of our Solar System? How about your mass?
Your weight is different, because it depends on the gravity. Your mass is the same!
Oops!
Check
Okay!
Check
15
×
What would happen if friction didn't exist.
We would all be slipping and sliding.
Oops!
Check
Okay!
Check
15
×
What is a friction burn?
Burns caused by friction working at high speeds.
Oops!
Check
Okay!
Check
15
×
How does friction cause heat?
When surfaces get rubbed together, the molecules start moving faster. This movement causes the material to get hotter.
Oops!
Check
Okay!
Check
15
×
How does a parachute work? Why do people wear them when they go parachuting?
When the parachute opens, the air resistance is greater than the gravity. This slows the person down and allows them to land safely.
Oops!
Check
Okay!
Check
15
×
How do we know if an object will sink or float in water?
to float, an object has to be less dense than water.
Oops!
Check
Okay!
Check
×
heart
Other team wins 15 points!
Oops!
×
seesaw
Swap points!
Okay!
×
gift
Win 10 points!
Okay!
×
thief
Give points!
5
10
15
20
25
15
×
Give me two examples of friction in action!
.
Oops!
Check
Okay!
Check
15
×
True or False. Water has a skin that allows insects to stand on the water.
False! Water doesn't have skin. It has surface tension.
Oops!
Check
Okay!
Check
15
×
Why does rubbing your hands together warm them up?
friction!
Oops!
Check
Okay!
Check
15
×
Can water surface tension support our weight?
No! It can only support a little bit of weight.
Oops!
Check
Okay!
Check
15
×
What is mass?
when one surface or object rubs against another
the force that attracts things towards Earth
the amount of matter in something
pushes and pulls
Oops!
Show
Check
Okay!
Check
15
×
What is a force?
the amount of matter in something
the amount of matter in something
when one surface or object rubs against another
pushes and pulls that change the motion of objects
Oops!
Show
Check
Okay!
Check
15
×
Friction happens because most surfaces are completely smooth. True or false?
False! Most surfaces are not completely smooth. You just need a microscope to see it.
Oops!
Check
Okay!
Check
×
baam
Lose 20 points!
Oops!
×
seesaw
Swap points!
Okay!
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
Oops!
×
Restart
Review
Join for Free
;
Your experience on this site will be improved by allowing cookies.
Allow cookies
