Physical Science Math Practice
An object has a mass of 60.0 grams and takes up a volume of 100.0 mL. What is the density?
A nickel has a density of 1.95 g/cm3. If you put it in a graduated cylinder and it displaces 3.0 mL of water, what would its
mass be?
You lift a piece of wood 5 meters. It has a weight of 8.5 N, how much work did you do?
If you lifted the wood from the last problem in 4 seconds how much power did you use?
Water has a specific heat of 4.18 J/g °C. What is the change in thermal energy if a 10 gram sample of water is heated from
5.0°C to 75.0°C?
Max pushed the wheel-barrow with a force of 10.0 N for 30.0 m. How much work did Max accomplish?
A 300.0 Kg horse crosses the finish line at a speed of 7.5 m/s. What has the horse’s kinetic energy value?
A baseball was hit as a pop-foul. What is the acceleration of the baseball if it struck the ground at a speed of 144.0 m/s
after traveling downward for 12.0 seconds? At the highest part of the parabola, the vertical velocity of the ball was
0.00 m/s.
How much force is necessary to give a 4.6 Kg block of wood an acceleration of 9.80 m/s?
What is the acceleration of a 15.0 Kg box using a force of 240.0 N?
You push on a cart for 2.0 seconds with a force of 20.0 N. If the cart has a mass of 10.0 Kg, what is the cart’s final
velocity?
What is speed of a sound wave whose pitch is 520 Hz and wavelength is 0.68 m?
What is the height of a ball that has 400.0 J of GPE and that weighs 5.6 Kg?
Name the compound from the formula or formula from the name. Determine the type of compound (ionic or covalent)
Potassium permanganate __________________________ ionic or covalent
Nitrogen dioxide
__________________________ ionic or covalent
Barium hydroxide
__________________________ ionic or covalent
Dihydrogen monoxide __________________________ ionic or covalent
Al2(SO4)3
__________________________ ionic or covalent
SF6
__________________________ ionic or covalent
Balance the reaction below and determine the reaction type
1. _____Al2O3 → _____Al + _____O2
Rx type______________________________________
2. _____C6H6 + _____O2 → _____CO2 + _____H2O
Rx type ______________________________________
3. _____HCl + _____O2 → _____ Cl2+ _____H2O
Rx type ______________________________________
4.
_____ Pb(NO3)2 + _____ KI → _____PbI2 + _____KNO3 Rx type ____________________________________