# Physics

30Jan

### Gravity and friction are two kinds of a.inertia b.forces c.masses d.gravity

isabellaandbella Physics 1 0
30Jan

### Newton began his academic career in 1667 for how long was he a working scientists was he a very productive scientist

Lexi12152000 Physics 1 0
30Jan

### A snail can move approximately 0.30 meters per minute. How many meters can the snail cover in 15 minutes?

Camicamcam1234 Physics 2 0
30Jan

### Which form of energy does a plant store when light is transformed during photosynthesis? a. chemical energy b. thermal energy c. mechanical energy d. electrical energy

nashs97p Physics 1 0
30Jan

### What’s the efficiency of a car that uses 400,000 J of energy from gasoline to make 48,000 J of kinetic energy?

carlajones58 Physics 1 0
30Jan

### Emily’s vacuum cleaner has a power rating of 200 watts. If the vacuum cleaner does 360,000 joules of work, how long did Emily spend vacuuming?

anthonydur07 Physics 1 3
30Jan

### A force of 100 newtons is used to move an object a distance of 15 meters with a power of 25 watts. Find the work done and the time it takes to do the work.

ryanmolinari23 Physics 1 0
30Jan

### A 72-tooth gear is connected to a 12-tooth gear. If the large gear makes one complete turn, how many turns does the small gear make?

twisted Physics 1 0
30Jan

bb12 Physics 1 0
30Jan

### A woman lifts her 100-newton child up one meter and carries her for a distance of 50 meters to the 3.2 child’s bedroom. How much work does the woman do?

Luise952 Physics 1 0
30Jan

### You and a friend are making a pitcher of lemonade. The directions call for 1 liter of water, but you add 2 liters by mistake. How will that affect the properties of the solution?

diviqa Physics 2 0
30Jan

### What type of energy does fresh vegetables have?

Elanor573 Physics 2 0
30Jan

### How far will a you travel if you run for 10 minutes at 2 m/sec?

prettythick2004 Physics 2 1
30Jan

### A sound wave travels at 330 m/sec and has a wavelength of 2 meters. Calculate its frequency and period.

Dimea Physics 1 0
30Jan

### Calculate the force between a 0.05 C charge and a 0.03 C charge 2 meters apart.

Janning247 Physics 1 0
30Jan

### If a small machine does 2,500 joules of work on an object to move it a distance of 100 meters in 10 seconds, what is the force needed to do the work? What is the power of the machine doing the work?

alejandrogarcia1111 Physics 1 0
30Jan

### Green light has a lower frequency than blue light. Which color of light has a longer wavelength?

dajauniquepetw Physics 1 0
30Jan

### In a bizarre but harmless accident, Superman fell from the top of the Eiffel Tower. How fast was Superman traveling when he hit the ground 7.80 seconds after falling?

Isabellaa240 Physics 1 0
30Jan

### A man on the moon with a mass of 90 kilograms weighs 146 newtons. The radius of the moon is 1.74 × 106 meters. Find the mass of the moon.

Breanluna13 Physics 1 0
30Jan

### Two dogs pull on a toy. One pulls with a force of 10N, the other with a force of 15N. In what relative directions can the dogs act to give the toy the smallest acceleration?

marieshataylor Physics 1 0
30Jan

### What is the acceleration of a 6.4 kilogram bowling ball if a force of 12 N is applied to it?

sarahlucas Physics 1 0
30Jan

### Nicholas spends 20 minutes ironing shirts with his 1,800-watt iron. How many joules of energy were used by the iron?

elizabethz109 Physics 1 0
30Jan

### What is the momentum of a 52 kg carton that slides at 5.0m/s across an icy surface?

rissaminshawang Physics 1 0
30Jan

### If the potential energy and the kinetic energy are not the same, where did the leftover energy go?

taylort527 Physics 1 0
30Jan

### How much work does a mother do if she lifts each of her twin babies upward 1 meter? Each baby weighs 90 newtons.

chesepuff77 Physics 2 0