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
5
×
Solve for x: 2x + 5 = 15
5
Oops!
Check
Okay!
Check
15
×
Find the area of a circle with a radius of 7 cm.
153.86 cm2
Oops!
Check
Okay!
Check
20
×
What is the pH of a solution with a hydrogen ion concentration of 1 x 10^-3 M?
pH = -log(1 x 10^-3) = 3
Oops!
Check
Okay!
Check
5
×
A light bulb uses 60 W of power for 2 hours. How much energy does it consume?
E = P x t = 60 x 2 = 120 Wh
Oops!
Check
Okay!
Check
25
×
An object moves with a velocity of 20 m/s and accelerates at 2 m/s2 for 3 seconds. Find its final velocity.
v = v(0) + at = 20 + (2 x 3) = 26 m/s
Oops!
Check
Okay!
Check
20
×
Calculate the molar mass of H2O.
18 g/mol
Oops!
Check
Okay!
Check
×
eraser
Reset score!
Oops!
×
star
Double points!
Okay!
×
shark
Other team loses 20 points!
Okay!
×
banana
Go to last place!
Oops!
×
boom
Lose 50 points!
Oops!
×
seesaw
Swap points!
Okay!
×
rocket
Go to first place!
Okay!
×
baam
Lose 25 points!
Oops!
20
×
Calculate the gravitational force on a 2 kg object on Earth (g = 9.8 m/s2)
F = mg = 2 x 9.8 = 19.6 N
Oops!
Check
Okay!
Check
10
×
A triangle has sides of lengths 5 cm, 12 cm, and 13 cm. Is it a right triangle?
Yes
Oops!
Check
Okay!
Check
×
banana
Go to last place!
Oops!
×
star
Double points!
Okay!
×
gift
Win 25 points!
Okay!
×
lifesaver
Give 15 points!
Oops!
10
×
A car travels 120 km in 2 hours. What is its average speed?
60 km/h
Oops!
Check
Okay!
Check
10
×
A wave has a frequency of 50 Hz and a wavelength of 4 m. What is its speed?
v = frequency x wavelength = 50 x 4 = 200 m/s
Oops!
Check
Okay!
Check
15
×
A box is pushed with a force of 10N and moves 5 m. How much work is done?
W = F x d = 10 x 5 = 50 J
Oops!
Check
Okay!
Check
5
×
A car travels 240 km in 4 hours. What is the average speed?
60 km/h
Oops!
Check
Okay!
Check
25
×
How many moles are in 36 g of H2O?
2
Oops!
Check
Okay!
Check
×
Restart
Review
Join for Free
;
Your experience on this site will be improved by allowing cookies.
Allow cookies
